Fix USB Error Code 52 Windows ne može provjeriti digitalni potpis: ^{(Fix USB Error Code 52 Windows cannot verify the digital signature: )} Ako ste nedavno instalirali Windows Updates ili nadogradili Windows, onda je moguće da vaši USB portovi neće prepoznati hardver koji je na njih spojen. Zapravo, ako budete dalje kopali, u Upravitelju uređaja^{(Device Manager)} pronaći ćete sljedeću poruku o pogrešci :

Windows ne može provjeriti digitalni potpis za upravljačke programe potrebne za ovaj uređaj. Nedavna promjena hardvera ili softvera možda je instalirala datoteku koja je netočno potpisana ili oštećena ili je možda zlonamjerni softver iz nepoznatog izvora. (šifra 52)^{(Windows cannot verify the digital signature for the drivers required for this device. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source. (Code 52))}

Kod pogreške 52^{(Error Code 52)} ukazuje na kvar upravljačkog programa i u upravitelju uređaja vidjet ćete žuti uskličnik pored svake USB ikone. Pa, nema posebnog uzroka za ovu pogrešku, ali za to su odgovorni brojni razlozi kao što su oštećeni upravljački programi^{(Corrupted Drivers)} , sigurno^(Secure) pokretanje, provjera integriteta , problematični filtri za ^(Integrity)USB itd. Dakle, bez gubljenja vremena, pogledajmo kako zapravo popraviti USB grešku Code 52 ^{(Fix USB Error Code 52)} Windows ne može provjeriti digitalni potpis uz pomoć dolje navedenog vodiča za rješavanje problema.

Fix USB Error Code 52 Windows ne može provjeriti digitalni potpis

Obavezno  stvorite točku vraćanja^{(create a restore point)} u slučaju da nešto pođe po zlu.

Metoda 1: Izbrišite USB UpperFilter i LowerFilter unose registra^{(Method 1: Delete USB UpperFilter and LowerFilter Registry Entries)}

Napomena: ^(Note:) Napravite sigurnosnu kopiju registra^{(Backup the registry)} Â za slučaj da nešto pođe po zlu.

1. Pritisnite tipku Windows + R zatim upišite regedit i pritisnite Enter da otvorite uređivač registra^{(Registry Editor)} .

2. Dođite do sljedećeg ključa registra^{(Registry Key)} :

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{36FC9E60-C465-11CF-8056-444553540000}

3. Obavezno odaberite {36FC9E60-C465-11CF-8056-444553540000} , a zatim u desnom oknu prozora pronađite Gornje filtre i donje filtre .^{(UpperFilters and LowerFilters.)}

4. Desnom tipkom miša kliknite svaki od njih i odaberite Izbriši.^(Delete.)

5. Ponovo pokrenite računalo da biste spremili promjene.

Metoda 2: Pokrenite vraćanje sustava^{(Method 2: Run System Restore)}

1. Pritisnite tipku Windows + R i upišite - sysdm.cpl - zatim pritisnite enter.

2. Odaberite karticu Zaštita sustava^{(System Protection)} i odaberite Vraćanje sustava.^{( System Restore.)}

3. Kliknite Dalje i odaberite željenu točku vraćanja sustava^{(System Restore point)} .

4. Slijedite upute na zaslonu da biste dovršili vraćanje sustava. I provjerite jeste li u mogućnosti  popraviti USB Error Code 52 Windows ne može provjeriti digitalni potpis^{(Fix USB Error Code 52 Windows cannot verify the digital signature)} , ako ne, nastavite s dolje navedenim metodama.

Metoda 3: Onemogućite sigurno pokretanje^{(Method 3: Disable Secure Boot)}

1. Ponovno pokrenite računalo i dodirnite F2 ili DEL ovisno o vašem računalu da biste otvorili Postavljanje pokretanja^{(Boot Setup)} .

2. Pronađite postavku Secure Boot i, ako je moguće, postavite je na Omogućeno^(Enabled) . Ova se opcija obično nalazi na kartici Sigurnost^(Security) , kartici Boot ili kartici Authentication .

#WARNING: Nakon onemogućavanja Sigurnog pokretanja^{(Secure Boot)} može biti teško ponovno aktivirati Secure Boot bez vraćanja računala u tvorničko stanje.

3. Ponovo pokrenite svoje računalo i provjerite jeste li u mogućnosti  popraviti USB Error Code 52 Windows ne može provjeriti digitalni potpis.^{(Fix USB Error Code 52 Windows cannot verify the digital signature.)}

Metoda 4: Onemogućite provođenje potpisa vozača^{(Method 4: Disable Driver Signature Enforcement)}

Za korisnike sustava Windows 10^{(Windows 10)} , protumačite proces podizanja sustava Windows 3 puta kako biste se pokrenuli u načinu oporavka ili možete pokušati sljedeće:

1. Idite na zaslon za prijavu^(Login) gdje vidite gornju poruku o pogrešci, zatim kliknite gumb za napajanje^{(Power button)} , zatim držite Shift i kliknite na Restart (dok držite tipku shift).

2. Pazite da ne pustite tipku Shift dok ne vidite izbornik Napredne opcije oporavka.^{(Advanced Recovery Options menu.)}

3. Sada idite^(Navigate) na sljedeće u izborniku Napredne mogućnosti ^(Options)oporavka^{(Advanced Recovery)} :

Troubleshoot > Advanced options > Startup settings > Restart

4. Nakon što kliknete Ponovo pokreni vaše računalo će se ponovno pokrenuti i vidjet ćete plavi ekran s popisom opcija, svakako pritisnite brojčanu tipku pored opcije koja kaže ' Onemogući provođenje potpisa upravljačkog programa. ^{(Disable driver signature enforcement.)}“

5. Sada će se Windows ponovno pokrenuti i nakon što se prijavite u Windows pritisnite tipku Windows Key + R zatim upišite devmgmt.msc i pritisnite Enter da otvorite Upravitelj uređaja^{(Device Manager)} .

6. Desnom tipkom miša kliknite na problematičan uređaj (koji pored njega ima žuti uskličnik) i odaberite Ažuriraj upravljački program.^{( Update Driver.)}

7. Odaberite “ Traži automatski ažurirani softver upravljačkog programa. ^{(Search automatically for updated driver software.)}“

8. Ponovite gornji postupak za svaki problematični uređaj naveden u Upravitelju uređaja^{(Device Manager)} .

9. Ponovo pokrenite računalo da biste spremili promjene i provjerite jeste li u mogućnosti  popraviti USB Error Code 52 Windows ne može provjeriti digitalni potpis.^{(Fix USB Error Code 52 Windows cannot verify the digital signature.)}

Metoda 5: Deinstalirajte problematične uređaje^{(Method 5: Uninstall Problematic devices)}

1. Pritisnite tipku Windows + R zatim upišite devmgmt.msc i pritisnite Enter.

2. Desnom tipkom miša kliknite svaki od problematičnih uređaja^{(each of problematic device)} (žuti uskličnik pored njega) i odaberite Deinstaliraj.^(Uninstall.)

3. Kliknite Yes/OK za nastavak deinstalacije.

4. Ponovo pokrenite računalo da biste spremili promjene.

Method 6: Delete usb*.sys Files

1. Preuzmite vlasništvo nad datotekama C:\Windows\system32\drivers\usbehci.sys i C:\Windows\system32\drivers\usbhub.sys putem bilo koje od ovdje navedenih metoda.^(here.)

2. Preimenujte datoteke usbehci.sys i usbhub.sys^{(usbehci.sys and usbhub.sys)} u usbehciold.sys & usbhubold.sys.

3. Pritisnite tipku Windows + R zatim upišite devmgmt.msc i pritisnite Enter.

4.Proširite Kontrolori univerzalne serijske sabirnice^{(Universal Serial Bus Controllers)} i zatim desnom tipkom miša kliknite Standard Enhanced PCI to USB Host Controller i odaberite Deinstaliraj.^(Uninstall.)

5. Ponovo pokrenite računalo i novi upravljački programi će se automatski instalirati.

Metoda 7: Pokrenite CHKDSK i SFC^{(Method 7: Run CHKDSK and SFC)}

1. Pritisnite Windows Key + X , a zatim kliknite naredbeni redak^{(Command Prompt)} ( Admin ).

2. Sada upišite sljedeće u cmd i pritisnite enter:

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows

3. Pričekajte da se gornji proces završi i nakon završetka ponovno pokrenite računalo.

4. Dalje, pokrenite CHKDSK odavde  Popravite pogreške datotečnog sustava pomoću uslužnog programa za provjeru diska (CHKDSK)^{(Fix File System Errors with Check Disk Utility(CHKDSK))} .^{(Fix File System Errors with Check Disk Utility(CHKDSK).)}

5. Pustite da se gornji proces dovrši i ponovno pokrenite računalo da biste spremili promjene.

Provjerite jeste li u mogućnosti  popraviti USB Error Code 52 Windows ne može provjeriti digitalni potpis, ^{( Fix USB Error Code 52 Windows cannot verify the digital signature, )} ako ne, slijedite sljedeću metodu.

Metoda 8: Onemogućite provjere integriteta^{(Method 8: Disable Integrity Checks)}

1. Pritisnite Windows Key + X , a zatim odaberite Command Prompt (Admin).

2.Upišite sljedeću naredbu u cmd i pritisnite Enter nakon svake:

bcdedit -postavi opcije učitavanja DDISABLE_INTEGRITY_CHECKS^{(bcdedit -set loadoptions DDISABLE_INTEGRITY_CHECKS)}

bcdedit -postavi TESTSIGNING ON^{(bcdedit -set TESTSIGNING ON)}

3. Ako gornja naredba ne radi, pokušajte sljedeće:

bcdedit /deletevalue loadoptions

bcdedit -postavi TESTSIGNING OFF^{(bcdedit -set TESTSIGNING OFF)}

4. Ponovo pokrenite računalo da biste spremili promjene.

Preporučeno za tebe:^{(Recommended for you:)}

• Popravite USB pogon koji ne prikazuje datoteke i mape^{(Fix USB Drive not showing files and folders)}
• Popravite BSOD pogrešku kršenja DPC Watchdog-a
• Kako popraviti sam problem s promjenama rezolucije zaslona^{(How To Fix Screen Resolution changes by itself issue)}
• Popravite Windows ne može se instalirati na disk 0^{(Fix Windows Cannot Be Installed to Drive 0)}

To je to što ste uspješno popravili USB Error Code 52 Windows ne može provjeriti digitalni potpis^{(Fix USB Error Code 52 Windows cannot verify the digital signature)} , ali ako i dalje imate bilo kakva pitanja u vezi s ovim vodičem, slobodno ih pitajte u odjeljku za komentare.

Fix USB Error Code 52 Windows cannot verify the digital signature

Fix USB Error Code 52 Windows cannot verify the digital signature: If you have recently installed Windows Updates or upgraded Windows then it’s possible that your USB ports will not recognize any hardware that is connected to them. In fact, if you will dig further you will find out the following error message in Device Manager:

Windows cannot verify the digital signature for the drivers required for this device. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source. (Code 52)

Error Code 52 indicates a driver failure and in device manager, you will see a yellow exclamation mark next to each USB icon. Well, there is no particular cause for this error but a number of reasons are responsible such as Corrupted Drivers, Secure boot, Integrity check, problematic filters for USB etc. So without wasting any time let’s see how to actually Fix USB Error Code 52 Windows cannot verify the digital signature with the help of below-listed troubleshooting guide.

Fix USB Error Code 52 Windows cannot verify the digital signature

Make sure to create a restore point just in case something goes wrong.

Method 1: Delete USB UpperFilter and LowerFilter Registry Entries

Note: Backup the registry just in case something goes wrong.

1.Press Windows Key + R then type regedit and hit Enter to open Registry Editor.

2.Navigate to the following the Registry Key:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{36FC9E60-C465-11CF-8056-444553540000}

3.Make sure to select {36FC9E60-C465-11CF-8056-444553540000} and then in the right window pane find UpperFilters and LowerFilters.

4.Right-click on each of them and select Delete.

5.Reboot your PC to save changes.

Method 2: Run System Restore

1.Press Windows Key + R and type”sysdm.cpl” then hit enter.

2.Select System Protection tab and choose System Restore.

3.Click Next and choose the desired System Restore point.

4.Follow the on-screen instruction to complete system restore. And see if you are able to Fix USB Error Code 52 Windows cannot verify the digital signature, if not then continue with the below-listed methods.

Method 3: Disable Secure Boot

1.Restart your PC and tap F2 or DEL depending upon your PC to open Boot Setup.

2.Find the Secure Boot setting, and if possible, set it to Enabled. This option is usually in either the Security tab, the Boot tab, or the Authentication tab.

#WARNING: After disabling Secure Boot it may be difficult to re-activate Secure Boot without restoring your PC to the factory state.

3.Restart your PC and see if you’re able to Fix USB Error Code 52 Windows cannot verify the digital signature.

Method 4: Disable Driver Signature Enforcement

For Windows 10 user’s, interpret the Windows booting process 3 times to boot into recovery mode or else you could try the following:

1.Go to the Login screen where you see the above error message then click on Power button then hold Shift and click on Restart (while holding the shift button).

2.Make sure you don’t let go of the Shift button until you see the Advanced Recovery Options menu.

3.Now Navigate to the following in Advanced Recovery Options menu:

Troubleshoot > Advanced options > Startup settings > Restart

4.Once you click Restart your PC will restart and you will see a blue screen with a list of options make sure to press the number key next to the option which says “Disable driver signature enforcement.“

5.Now Windows will boot again and once logged into Windows press Windows Key + R then type devmgmt.msc and hit Enter to open Device Manager.

6.Right-click on the problematic device (which has a yellow exclamation mark next to it) and select Update Driver.

7.Select “Search automatically for updated driver software.“

8.Repeat the above process for every problematic device listed in Device Manager.

9.Reboot your PC to save changes and see if you’re able to Fix USB Error Code 52 Windows cannot verify the digital signature.

Method 5: Uninstall Problematic devices

1.Press Windows Key + R then type devmgmt.msc and hit Enter.

2.Right-click on each of problematic device (yellow exclamation mark next to it) and select Uninstall.

3.Click Yes/OK to continue with uninstallation.

4.Reboot your PC to save changes.

Method 6: Delete usb*.sys Files

1.Take Ownership of the files C:\Windows\system32\drivers\usbehci.sys and C:\Windows\system32\drivers\usbhub.sys through any one of the listed methods here.

2.Rename the usbehci.sys and usbhub.sys files to usbehciold.sys & usbhubold.sys.

3.Press Windows Key + R then type devmgmt.msc and hit Enter.

4.Expand Universal Serial Bus Controllers and then right-click on Standard Enhanced PCI to USB Host Controller and select Uninstall.

5.Reboot your PC and new drivers will be automatically installed.

Method 7: Run CHKDSK and SFC

1.Press Windows Key + X then click on Command Prompt(Admin).

2.Now type the following in the cmd and hit enter:

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows

3.Wait for the above process to finish and once done restart your PC.

4.Next, run CHKDSK from here Fix File System Errors with Check Disk Utility(CHKDSK).

5.Let the above process complete and again reboot your PC to save changes.

See if you’re able to Fix USB Error Code 52 Windows cannot verify the digital signature, if not then follow the next method.

Method 8: Disable Integrity Checks

1.Press Windows Key + X then select Command Prompt (Admin).

2.Type the following command into cmd and hit Enter after each one:

bcdedit -set loadoptions DDISABLE_INTEGRITY_CHECKS

bcdedit -set TESTSIGNING ON

3.If the above command doesn’t work then try the following:

bcdedit /deletevalue loadoptions

bcdedit -set TESTSIGNING OFF

4.Reboot your PC to save changes.

Recommended for you:

• Fix USB Drive not showing files and folders
• Fix DPC Watchdog Violation BSOD Error
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• Fix Windows Cannot Be Installed to Drive 0

That’s it you have successfully Fix USB Error Code 52 Windows cannot verify the digital signature but if you still have any question regarding this guide then feel free to ask them in the comment’s section.

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