Možda ćete se suočiti s pogreškom neuspjeha instalacije 1500 Druga instalacija je u tijeku^{(error 1500 Another installation is in progress)} na računalu sa Windows 10/11 kad god instalirate bilo koji program ili aplikaciju. Također se možete suočiti s istom greškom čak i kada ništa ne instalirate na svoje računalo. Ovo nije novi problem. Postoje zapisi da je ista pogreška prijavljena i u sustavima Windows Vista^{(Windows Vista)} , XP, 7, 8 i 10. Kada se proces instalacije prekine u sredini procesora kada je drugi program instaliran na vašem računalu, suočit ćete se s ovom pogreškom 1500. Bez obzira na razloge, postoji mnogo metoda za rješavanje problema za rješavanje greške. Nastavite čitati članak kako biste saznali kako riješiti ovaj dosadni problem.

Kako popraviti pogrešku Windows 10 1500 Druga instalacija je u tijeku^{(How to Fix Windows 10 Error 1500 Another Installation is in Progress)}

Pogreška neuspjeha instalacije 1500 u sustavu Windows 10^{(Windows 10)} uobičajena je pogreška. Pogreška se može prikazati kao;

Pogreška 1500. Druga instalacija je u tijeku. Morate dovršiti tu instalaciju prije nego što nastavite s ovom kada ste preuzeli program i ne možete ga uspješno instalirati^{(Error 1500. Another installation is in progress. You must complete that installation before continuing this one when you have downloaded the program and could not install it successfully)}

U ovom smo odjeljku sastavili popis metoda za ispravljanje ove pogreške. Metode su poredane hijerarhijskim od osnovne do napredne razine, slijedite ih istim redoslijedom kako biste postigli savršene rezultate.

Metoda 1: Zatvorite pozadinske procese^{(Method 1: Close Background Processes)}

Možda postoji mnogo aplikacija koje rade u pozadini. To će povećati CPU i memorijski prostor, što će dovesti do ovog problema. Slijedite dolje navedene korake da biste zatvorili sukobljene pozadinske zadatke.

1. Pokrenite  Upravitelj zadataka^{(Task Manager)}  pritiskom na tipke  Ctrl ^(keys)Ctrl + Shift + Esc   u isto vrijeme.

2. Pronađite i odaberite  neželjene ^(unwanted) pozadinske ^(background) procese^(processes)  pomoću visoke memorije.

3. Zatim kliknite  Završi zadatak^{(End task)} , kao što je istaknuto.

Metoda 2: Pokrenite alat za rješavanje problema Windows Update^{(Method 2: Run Windows Update Troubleshooter)}

Pokretanje alata za rješavanje problema Windows Update^{(Windows Update Troubleshooter)} riješit će sve probleme u uslugama ažuriranja, a ova metoda je primjenjiva ne samo za Windows 11 i 10 već i za Windows 7 i 8.1.

1. Istovremeno pritisnite tipke  Windows + I keys  za pokretanje  Postavke^(Settings) .

2. Kliknite na   pločicu Update & Security , kao što je prikazano.^{(Update & Security)}

3. Idite na  izbornik Troubleshoot  u lijevom oknu.

4. Odaberite  alat za rješavanje problema Windows Update  i kliknite na  Pokreni^{(Run the troubleshooter)}  gumb za rješavanje problema prikazan dolje označen.

5. Pričekajte da alat za rješavanje problema otkrije i riješi problem. Nakon što je proces dovršen,  ponovno pokrenite ^(restart) računalo^{(your PC)} .

Također pročitajte: ^{(Also Read:)} Što su informacije o instalaciji InstallShielda?^{(What is InstallShield Installation Information?)}

Metoda 3: Onemogućite aplikacije i usluge za pokretanje^{(Method 3: Disable Startup Apps and Services)}

Problemi u vezi s greškom 1500. Druga instalacija je u tijeku. Morate dovršiti tu instalaciju prije nego što nastavite. Ova^{(Error 1500. Another installation is in progress. You must complete that installation before continuing this one )} se može popraviti čistim pokretanjem svih bitnih usluga i datoteka u vašem Windows 10 sustavu, kao što je objašnjeno u ovoj metodi.

Napomena: ^(Note:) Obavezno^(Make) se prijavite kao administrator da biste izvršili čisto podizanje sustava Windows .

1. Da biste pokrenuli dijaloški okvir Pokreni^{(Run dialog box)} , zajedno pritisnite tipke Windows + R keys

2. Nakon unosa naredbe msconfig , kliknite gumb ^(msconfig)OK .

3. Pojavljuje se prozor za konfiguraciju sustava. ^{(System Configuration)}Zatim prijeđite na karticu Usluge^(Services) .

4. Označite okvir pored Sakrij sve Microsoftove usluge^{(Hide all Microsoft services)} i kliknite gumb Onemogući sve^{(Disable all)} kao što je prikazano označeno.

5. Sada se prebacite na karticu Startup^{(Startup tab)} i kliknite vezu na Open Task Manager kao što je prikazano u nastavku.

6. Sada će se pojaviti prozor upravitelja zadataka .^{(Task Manager)}

7. Zatim odaberite zadatke pokretanja^(Startup) koji nisu potrebni i kliknite Onemogući^(Disable) prikazano u donjem desnom kutu.

8. Izađite iz prozora Upravitelj zadataka^{(Task Manager)} i Konfiguracija sustava.^{(System Configuration)}

9. Konačno, ponovno pokrenite računalo^{(reboot your PC)} .

Provjerite je li greška 1500. Druga instalacija je u tijeku. Morate dovršiti tu instalaciju prije nego što nastavite da^{(Error 1500. Another installation is in progress. You must complete that installation before continuing this one )} se ova popravi.

Metoda 4: Pokrenite skeniranje zlonamjernog softvera^{(Method 4: Run Malware Scans)}

Ponekad Windows Defender ne uspijeva prepoznati prijetnju kada bilo koji virus ili zlonamjerni softver koristi sistemske datoteke. Prijetnje su namijenjene oštećenju korisničkog sustava, krađi privatnih podataka ili špijuniranju sustava bez znanja korisnika. Postoji nekoliko programa protiv zlonamjernog softvera koji mogu izbjeći ovaj zlonamjerni softver. Međutim, oni rutinski skeniraju i štite vaš sustav. Stoga, da biste izbjegli ovu pogrešku, pokrenite antivirusno skeniranje u svom sustavu i provjerite je li problem riješen. Zatim slijedite dolje navedene korake da biste to učinili.

1. Pritisnite  Windows + I keys  istovremeno da biste pokrenuli  Postavke^(Settings) .

2. Ovdje kliknite na  Ažuriranje i sigurnosne^{(Update & Security)}  postavke kao što je prikazano.

3. Idite na  Windows Security  u lijevom oknu.

4. Kliknite na  opciju Zaštita od virusa i prijetnji^{(Virus & threat protection)}  u desnom oknu.

5. Kliknite  gumb Brzo skeniranje^{(Quick Scan)}  za traženje zlonamjernog softvera.

6A. Kada se skeniranje završi, prikazat će se sve prijetnje. Kliknite ^(Click)Start Actions  pod  Trenutne  prijetnje^{(Current threats)} .

6B. Ako na vašem uređaju nema prijetnje, uređaj će prikazati  upozorenje Nema trenutačnih prijetnji  .^{(No current threats )}

Također pročitajte: ^{(Also Read:)} Kako popraviti pogrešku koja nedostaje StartupCheckLibrary.dll^{(How to Fix StartupCheckLibrary.dll Missing Error)}

Metoda 5: Ponovno pokrenite Windows Installer Service^{(Method 5: Restart Windows Installer Service)}

Možete instalirati programe na svoje računalo uz pomoć usluge Windows Installer^{(Windows Installer Service)} . U nekim slučajevima, usluga Windows Installer pokreće se tijekom instalacije programa i ne prestaje nakon dovršetka instalacije. To dovodi do pogreške 1500. Blizzard U tijeku je još jedna instalacija^{(Blizzard Another installation is in progress)} . Morate dovršiti tu instalaciju prije nego što nastavite s ovom. ^{(Error 1500. Blizzard Another installation is in progress. You must complete that installation before continuing this one. )}Da biste riješili ovu pogrešku, ponovno pokrenite Windows Installer Service ili zaustavite uslugu na neko vrijeme i ponovno je pokrenite nakon nekog vremena. Evo nekoliko uputa za ponovno pokretanje usluge Windows Installer^{(Windows Installer Service)} .

1. Pokrenite   dijaloški okvir Run pritiskom na tipke  Windows ^(Run)Windows + R keys  istovremeno.

2. Upišite  services.msc  i pritisnite  tipku Enter^{(Enter key)} .

3. Sada, u prozoru Services , pomaknite se prema dolje i potražite Windows Installer Service.^{(search for Windows Installer Service.)}

4. Desnom tipkom kliknite na Windows Installer Service i odaberite Svojstva^(Properties) kao što je prikazano na donjoj slici.

Napomena:^{(Note: )} Također možete dvaput kliknuti na Windows Installer Service da otvorite prozor Svojstva^(Properties) .

5. Na kartici Općenito ^(General ) odaberite  Automatski ^{(Automatic )} s padajućeg popisa pod nazivom  Vrsta pokretanja^{(Startup type)} .

Napomena:^(Note:) Ako status usluge^{(Service status)} nije Zaustavljen^(Stopped) , kliknite na gumb Start .

6. Konačno, kliknite na Apply > OK za spremanje promjena. Provjerite jeste li riješili problem.

Metoda 6: Poništite komponente ažuriranja^{(Method 6: Reset Update Components)}

Neto rezultati ove metode uključuju

• Ponovno pokrenite BITS , MSI Installer , Cryptographic i Windows Update Services .
• Preimenujte mape SoftwareDistribution i Catroot2 .

Ova dva utjecaja riješit će ovaj problem i slijedite upute u nastavku za implementaciju istog.

1. Pokrenite  naredbeni redak kao administrator^{(Command Prompt as administrator)} .

2. Sada upišite sljedeće  naredbe^(commands)  jednu po jednu i pritisnite  tipku Enter^{(Enter key)}  nakon svake naredbe.

net stop wuauserv 
net stop cryptSvc 
net stop bits 
net stop msiserver 
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old 
ren C:\Windows\System32\catroot2 Catroot2.old 
net start wuauserv 
net start cryptSvc 
net start bits 
net start msiserver 

Pričekajte^(Wait) da se naredbe izvrše i provjerite je li ova pogreška ispravljena u vašem sustavu.

Također pročitajte: ^{(Also Read:)} Popravite pogrešku DISM 87 u sustavu Windows 10^{(Fix DISM Error 87 in Windows 10)}

Metoda 7: Popravite sistemske datoteke^{(Method 7: Repair System Files)}

Primarni razlog koji pokreće pogrešku 1500 Druga instalacija u tijeku su pokvarene sistemske datoteke. Vaše računalo može misliti da je instalacija već pokrenuta kada pronađe neispravne datoteke i tako dovesti do ovog problema. Korisnici sustava Windows 10 mogu automatski skenirati i popraviti svoje sistemske datoteke pokretanjem System File Checker . Osim toga, to je ugrađeni alat koji korisniku omogućuje brisanje datoteka i ispravljanje pogrešaka. 1500 Druga instalacija je u tijeku. Zatim slijedite dolje navedene korake za implementaciju istog.

1. Pritisnite tipku  Windows^{(Windows key)} , upišite  Command Prompt  i kliknite  Pokreni kao administrator^{(Run as administrator)} .

2. Kliknite  Da^(Yes)  u   promptu Kontrola korisničkog računa .^{(User Account Control)}

3. Upišite  naredbu chkdsk C: /f /r /x  i pritisnite  tipku Enter^{(Enter key)} .

4. Ako se od vas zatraži poruka,  Chkdsk se ne može pokrenuti...volumen je... u procesu upotrebe^{(Chkdsk cannot run…the volume is… in use process)} , zatim upišite  Y  i pritisnite tipku  Enter^{(Enter key)} .

5. Ponovno upišite naredbu:  sfc /scannow  i pritisnite tipku  Enter^{(Enter key)}  za pokretanje   skeniranja System File Checker .

Napomena:^(Note:)  Pokrenut će se skeniranje sustava i trebat će nekoliko minuta da se završi. U međuvremenu, možete nastaviti obavljati druge aktivnosti, ali pazite da slučajno ne zatvorite prozor.

Nakon dovršetka skeniranja, prikazat će se jedna od ovih poruka:

• Zaštita resursa sustava Windows nije pronašla nikakve povrede integriteta.^{(Windows Resource Protection did not find any integrity violations.)}
• Zaštita resursa sustava Windows nije mogla izvesti traženu operaciju.^{(Windows Resource Protection could not perform the requested operation.)}
• Zaštita resursa sustava Windows pronašla je oštećene datoteke i uspješno ih popravila.^{(Windows Resource Protection found corrupt files and successfully repaired them.)}
• Zaštita resursa sustava Windows pronašla je oštećene datoteke, ali neke od njih nije uspjela popraviti.^{(Windows Resource Protection found corrupt files but was unable to fix some of them.)}

6. Nakon što je skeniranje završeno,  ponovno pokrenite ^(restart) računalo^{(your PC)} .

7. Opet pokrenite  naredbeni redak kao administrator^{(Command Prompt as administrator)}  i izvršite zadane naredbe jednu za drugom:

dism.exe /Online /cleanup-image /scanhealth
dism.exe /Online /cleanup-image /restorehealth
dism.exe /Online /cleanup-image /startcomponentcleanup

Napomena:^(Note:)  Morate imati ispravnu internetsku vezu da biste ispravno izvršili DISM naredbe.

Metoda 8: Izmjena uređivača registra^{(Method 8: Modify Registry Editor)}

Svaki put kada instalirate bilo koji program, referenca statusa se dodaje u njegov registar. Nakon dovršetka instalacije unos se uklanja. Ako se to ne dogodi, suočit ćete se s navedenim problemom. Evo nekoliko uputa za uklanjanje referentnog ključa instalacije iz uređivača registra^{(Registry Editor)} .

1. Pritisnite tipke Windows + R keys zajedno da biste otvorili dijaloški okvir Pokreni .^(Run)

2. Sada upišite regedit u okvir i pritisnite tipku Enter^{(Enter key)} .

3. Kliknite Yes u promptu.

4. Sada idite sljedećom stazom^(path)

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\InProgress

Napomena:^(Note:) Ne možete pronaći InProgress Potključ^{(InProgress Subkey)} ako nije u tijeku nijedna druga instalacija. Ako ne možete pronaći ovaj potključ, slijedite druge metode rješavanja problema.

5. Sada dvaput kliknite na Zadani niz^{(Default string )} u desnom oknu i uklonite unos (ako postoji) u polju podataka o vrijednosti^(Value) .

6. Zatim kliknite na OK za spremanje promjena i ponovno pokretanje računala^{(reboot your PC)} .

Kada završite, pokušajte instalirati i provjerite jeste li ponovno suočeni s pogreškom.

Također pročitajte: ^{(Also Read:)} Popravite pogrešku instalacije Windows Update 0x8007012a^{(Fix Windows Update Install Error 0x8007012a)}

Metoda 9: deinstalirajte aplikacije u sigurnom načinu rada^{(Method 9: Uninstall Apps in Safe Mode)}

Ako se ne suočite s pogreškom 1500 Druga instalacija je u tijeku, to bi značilo da aplikacija treće strane ili antivirusni softver uzrokuje sukobe s datotekama. Da bismo utvrdili je li to uzrok pogreške, moramo pokrenuti računalo u sigurnom načinu rada^{(Safe Mode)} s umrežavanjem^(Networking) , kao što je objašnjeno u nastavku:

1. Pritisnite tipke  Windows ^(keys)Windows + I   zajedno da biste otvorili  Postavke^(Settings)  u svom sustavu.

2. Sada odaberite  Ažuriranje i sigurnost^{(Update & Security)} .

3. Sada kliknite na  Oporavak ^(Recovery ) u lijevom oknu i odaberite opciju  Ponovo pokreni sada ^{(Restart now )} pod  Napredno pokretanje^{(Advanced startup)} .

4. Sada dopustite vašem računalu da se ovaj put potpuno ponovno pokrene. Sada ćete ući u  Windows Recovery Environment  .

5. Ovdje kliknite na  Troubleshoot .

6. Sada kliknite na  Napredne opcije ^{(Advanced options )} kao što je prikazano.

7. Sada odaberite  Napredne opcije ^{(Advanced options )} , a zatim  Postavke pokretanja.^{(Startup Settings.)}

8. Kliknite na  Restart  i pričekajte  da se pojavi zaslon Startup Settings  .

9. Pritisnite tipku  (broj) 4^{((number) 4 key)}  za ulazak u  Safe Mode .

Napomena:^(Note:)  Da biste omogućili siguran način rada^(Mode) s pristupom mreži, pritisnite  broj 5^{(number 5)} .

10. Sada pritisnite tipku Windows^{(Windows key)} , upišite  aplikacije i značajke^{(apps and features)} i kliknite  Otvori^(Open) . 

11. Kliknite na aplikaciju u sukobu^{(conflicting app)}  (npr  . Battle.net ) i odaberite  opciju Deinstaliraj ^{(Uninstall )} , kao što je dolje prikazano.

12. Ponovno kliknite na Deinstaliraj^(Uninstall)  da potvrdite isto i slijedite upute  na zaslonu^{(on-screen instructions)}  kako biste dovršili postupak deinstalacije.

13. Konačno, ponovno pokrenite ^(restart) računalo^{(your PC)}  i provjerite postoji li kod pogreške ili ne. Ako jest, pokušajte sa sljedećim rješenjem.

Preporučeno:^{(Recommended:)}

• Popravite veliku upotrebu procesora Ntoskrnl.exe^{(Fix Ntoskrnl.exe High CPU Usage)}
• Popravite pogrešku plavog zaslona u sustavu Windows 10 Netwtw04.sys^{(Fix Windows 10 Netwtw04.sys Blue Screen Error)}
• Gdje se pohranjuju snimci Microsoft Teams?^{(Where are Microsoft Teams Recordings Stored?)}
• Popravite Windows računalo se ne povezuje s TV-om^{(Fix Windows PC Won’t Connect to TV)}

Nadamo se da je ovaj vodič bio od pomoći i da ste mogli riješiti pogrešku 1500. Još jedan^{(Error 1500 Another installation is in progress)} problem s instalacijom je u tijeku. Javite nam koja vam je metoda najbolja. Također, ako imate bilo kakva pitanja/prijedloge u vezi s ovim člankom, slobodno ih ostavite u odjeljku za komentare.

Fix error 1500 Another Installation is in Progress

You may face an іnstallatiоn failure error 1500 Another installation is in progress in Windows 10/11 PC whenever you install any program or application. You may also face the same error even when you do not install anything on your PC. This is not a new problem. There are records that the same error has been reported in Windows Vista, XP, 7, 8, and 10 as well. When the installation process is aborted in the middle of the processor when another program is installed on your PC, you will face this error 1500. Irrespective of the reasons, there are a lot of troubleshooting methods to resolve the error. Continue reading the article to learn the fix this annoying problem.

How to Fix Windows 10 Error 1500 Another Installation is in Progress

Installation failure error 1500 on Windows 10 is a common error. The error may show up as;

Error 1500. Another installation is in progress. You must complete that installation before continuing this one when you have downloaded the program and could not install it successfully

In this section, we have compiled a list of methods to fix this error. The methods are arranged in hierarchical order from basic to advanced level, follow them in the same order to attain perfect results.

Method 1: Close Background Processes

There may be plenty of applications that run in the background. This will increase the CPU and memory space, thereby leading to this issue. Follow the below-mentioned steps to close the conflicting background tasks.

1. Launch Task Manager by pressing the Ctrl + Shift + Esc keys at the same time.

2. Locate and select the unwanted background processes using high Memory.

3. Then, click End task, as highlighted.

Method 2: Run Windows Update Troubleshooter

Running the Windows Update Troubleshooter will resolve any glitches in update services, and this method is applicable not only for Windows 11 and 10 but also for Windows 7 & 8.1.

1. Press Windows + I keys simultaneously to launch Settings.

2. Click on the Update & Security tile, as shown.

3. Go to Troubleshoot menu in the left pane.

4. Select Windows Update troubleshooter and click on Run the troubleshooter button shown highlighted below.

5. Wait for the troubleshooter to detect and fix the problem. Once the process is complete, restart your PC.

Also Read: What is InstallShield Installation Information?

Method 3: Disable Startup Apps and Services

The issues concerning Error 1500. Another installation is in progress. You must complete that installation before continuing this one can be fixed by a clean boot of all essential services and files in your Windows 10 system, as explained in this method.

Note: Make sure you log in as an administrator to perform Windows clean boot.

1. To launch the Run dialog box, press the Windows + R keys together.

2. After entering the msconfig command, click the OK button.

3. The System Configuration window appears. Next, switch to the Services tab.

4. Check the box next to Hide all Microsoft services, and click on Disable all button as shown highlighted.

5. Now, switch to the Startup tab and click the link to Open Task Manager as depicted below.

6. Now, the Task Manager window will pop up.

7. Next, select the Startup tasks which are not required and click Disable displayed in the bottom right corner.

8. Exit the Task Manager and System Configuration window.

9. Finally, reboot your PC.

Check if Error 1500. Another installation is in progress. You must complete that installation before continuing this one is fixed.

Method 4: Run Malware Scans

Sometimes, Windows defender fails to recognize the threat when any virus or malware uses the system files. The threats are meant to damage the user’s system, steal private data, or spy on a system without the knowledge of the user. There are a few anti-malware programs to avoid this malicious software. However, they routinely scan and safeguard your system. Therefore, to avoid this error, run an antivirus scan in your system and check if the problem is solved. Then, follow the below-mentioned steps to do so.

1. Hit Windows + I keys simultaneously to launch Settings.

2. Here, click on Update & Security settings as shown.

3. Go to Windows Security in the left pane.

4. Click on the Virus & threat protection option in the right pane.

5. Click on the Quick Scan button to search for malware.

6A. Once the scan is done, all the threats will be displayed. Click on Start Actions under Current threats.

6B. If there is no threat in your device, the device will show the No current threats alert.

Also Read: How to Fix StartupCheckLibrary.dll Missing Error

Method 5: Restart Windows Installer Service

You can install programs on your PC with the help of Windows Installer Service. In some instances, the Windows Installer service starts while installing the program and does not stop once the installation is complete. This leads to Error 1500. Blizzard Another installation is in progress. You must complete that installation before continuing this one. To resolve this error, restart Windows Installer Service or stop the service for a while and start it again after a while. Here are a few instructions to restart Windows Installer Service.

1. Launch the Run dialog box by pressing Windows + R keys simultaneously.

2. Type services.msc and hit Enter key.

3. Now, in the Services window, scroll down and search for Windows Installer Service.

4. Right-click on Windows Installer Service and select Properties as depicted in the below picture.

Note: You can also double-click on Windows Installer Service to open the Properties window.

5. Under the General tab, select Automatic from the drop-down list titled Startup type.

Note: If the Service status is not Stopped, then click on the Start button.

6. Finally, click on Apply > OK to save the changes. Check if you have fixed the issue.

Method 6: Reset Update Components

The net results of this method include

• Restart the BITS, MSI Installer, Cryptographic, and the Windows Update Services.
• Rename the SoftwareDistribution and Catroot2 folders.

These two impacts will fix this issue and follow the below instructions to implement the same.

1. Launch Command Prompt as administrator.

2. Now, type the following commands one by one and hit Enter key after each command.

net stop wuauserv 
net stop cryptSvc 
net stop bits 
net stop msiserver 
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old 
ren C:\Windows\System32\catroot2 Catroot2.old 
net start wuauserv 
net start cryptSvc 
net start bits 
net start msiserver 

Wait for the commands to be executed and check if this error is fixed in your system.

Also Read: Fix DISM Error 87 in Windows 10

Method 7: Repair System Files

The primary reason that triggers error 1500 Another installation is in progress is broken system files. Your computer may think that installation is already running when it finds any broken files and thus lead to this issue. Windows 10 users can automatically scan and repair their system files by running System File Checker. In addition, it is a built-in tool that lets the user delete files and fix errors 1500 Another installation is in progress. Then, follow the below-mentioned steps to implement the same.

1. Hit the Windows key, type Command Prompt and click on Run as administrator.

2. Click on Yes in the User Account Control prompt.

3. Type chkdsk C: /f /r /x command and hit Enter key.

4. If you are prompted with a message, Chkdsk cannot run…the volume is… in use process, then, type Y and hit the Enter key.

5. Again, type the command: sfc /scannow and press Enter key to run the System File Checker scan.

Note: A system scan will be initiated and it will take a couple of minutes to finish. Meanwhile, you can continue performing other activities but be mindful of not accidentally closing the window.

After completing the scan, it will show either of these messages:

• Windows Resource Protection did not find any integrity violations.
• Windows Resource Protection could not perform the requested operation.
• Windows Resource Protection found corrupt files and successfully repaired them.
• Windows Resource Protection found corrupt files but was unable to fix some of them.

6. Once the scan is finished, restart your PC.

7. Again, launch Command Prompt as administrator and execute the given commands one after the other:

dism.exe /Online /cleanup-image /scanhealth
dism.exe /Online /cleanup-image /restorehealth
dism.exe /Online /cleanup-image /startcomponentcleanup

Note: You must have a working internet connection to execute DISM commands properly.

Method 8: Modify Registry Editor

Every time you install any program, the status reference is added to its registry. After the installation is complete, the entry is removed. If this fails to happen, you will face the said problem. Here are a few instructions to remove the installation reference key from the Registry Editor.

1. Press the Windows + R keys together to open the Run dialog box.

2. Now, type regedit in the box and hit the Enter key.

3. Click Yes in the prompt.

4. Now, navigate the following path

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\InProgress

Note: You cannot find InProgress Subkey if no other installation is in progress. If you cannot find this subkey, follow other troubleshooting methods.

5. Now, double-click on the Default string in the right pane and remove the entry (if any) in the Value data field.

6. Then, click on OK to save the changes and reboot your PC.

Once done, try to install and check if you face the error again.

Also Read: Fix Windows Update Install Error 0x8007012a

Method 9: Uninstall Apps in Safe Mode

If you do not face error 1500 Another installation is in progress, it would imply that a third-party application or antivirus software is causing conflicts with the files. To determine if this is the cause of the error, we need to launch the PC in Safe Mode with Networking, as explained below:

1. Press Windows + I keys together to open Settings in your system.

2. Now, select Update & Security.

3. Now, click on Recovery in the left pane and select the Restart now option under Advanced startup.

4. Now, allow your PC to restart completely this time. You will enter into Windows Recovery Environment now.

5. Here, click on Troubleshoot.

6. Now, click on Advanced options as shown.

7. Now, select Advanced options followed by Startup Settings.

8. Click on Restart and wait for the Startup Settings screen to appear.

9. Press the (number) 4 key to enter Safe Mode.

Note: To enable Safe Mode with network access, hit number 5.

10. Now hit the Windows key, type apps and features, and click on Open. 

11. Click on the conflicting app (e.g. Battle.net) and select Uninstall option, as depicted below.

12. Click on Uninstall again to confirm the same and follow the on-screen instructions to finish the uninstallation process.

13. Finally, restart your PC and check if the error code persists or not. If it does, try the next solution.

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We hope that this guide was helpful and you could fix Error 1500 Another installation is in progress issue. Let us know which method worked for you the best. Also, if you have any queries/suggestions regarding this article, then feel free to drop them in the comments section.

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