Mozilla Firefox is a trusted Web Browser and is compatible with most devices. However, the Couldn’t load XPCOM error message pops up now and then. The XPCOM is a cross-platform component model from the Mozilla Firefox, so the Cannot load XPCOM error disrupts the browsing. You may click on the OK button to close the error message, but you may not be able to use the Firefox app. The article addresses the error and the methods to resolve the XPCOM Firefox error are explained here.
How to Fix Mozilla Firefox Couldn’t Load XPCOM Error on Windows 10
The list of causes for which the XPCOM error occurs on Firefox is given in this section.
- Outdated Firefox- The outdated version of the Firefox app may cause this error.
- Corrupt Firefox User Profile- The User Profile on the Firefox Web Browser may be corrupt or may have malware sources.
- Third-party Extensions on Firefox- The issue with the XPCOM may arise if there are third-party extensions installed on the Firefox app.
- Corrupt System Files- The System files installed locally on your PC may have been corrupt or the PC may be infected with a virus.
1 būdas: pagrindiniai trikčių šalinimo metodai
The first approach to solve the Couldn’t load XPCOM error is to try the basic troubleshooting methods listed in this section.
1. Iš naujo paleiskite kompiuterį
There might be some glitches on your PC that prevent you from using the Firefox browser; you can restart your PC to fix the error. Press the Windows klavišą, spustelėkite Galia button at the bottom-left corner, and click on the Iš naujo galimybė iš naujo paleisti kompiuterį.
2. Patikrinkite interneto ryšį
An unstable Internet connection may hinder you from using the Firefox browser. You can check the speed of the connection using the Greičio testas and assess its quality.
- If the speed is low, try using any other Wi-Fi network for browsing on Firefox.
- Consider changing the data plan of the Internet Connection to a better plan.
3. Switch to Another Web Browser
If the XPCOM error with the Firefox Web Browser is still not resolved, you can try switching to another Web Browser like Google Chrome. Follow the steps below to switch to a different browser:
1. Paleisti Nustatymai paspausdami „Windows + I“ klavišai kartu.
2. Spauskite ant programos nustatymas.
3. Spauskite ant Numatytosios programos kairiojoje srityje.
4. Scroll down and click on the current Interneto naršyklė.
5. Choose from the option as per your preference.
Taip pat perskaitykite: Kaip pataisyti „Firefox“ neįkeliamus puslapius
4. Ištrinkite laikinus failus
The numerous temporary files saved locally on your PC may have disrupted the browsing activity on Firefox. You can read the method to delete the temp files on your PC using the link given here.
5. Repair Corrupt Files
The files on your PC may be corrupt and have some issues which may cause the Couldn’t load XPCOM error. Read the article to repair system files on Windows 10 for corrupt files using the link provided here.
6. Atnaujinkite „Windows“
In most instances, using an outdated OS may cause issues on the PC; you need to update the Windows on your PC to the latest version to fix this error. Read the article on how to update Windows on your PC using the link given here.
7. Paleiskite „Windows Update“ trikčių šalinimo įrankį
The issues with the Firefox browser can be cleared by using the Windows Troubleshooter on your PC. Read the method to run the Windows Troubleshooter using the link here and fix the error.
8. Disable Antivirus Temporarily (If Applicable)
The third-party security services on your PC may disrupt you from using the Firefox app; you can disable the anti-virus program to fix this error. Implement the steps given in the link here to disable the Anti-virus software on your PC.
9. Atlikite sistemos atkūrimą
If the Firefox app performed better on the previous version of the Windows PC, you can try performing a System Restore on your PC to fix the error. The link which is given here will provide you with the method to perform a System Restore on your PC.
Taip pat perskaitykite: „Firefox“ ryšio taisymas nėra saugi klaida
Method 2: Run Firefox as Administrator
The Couldn’t load XPCOM error might appear if the Firefox is not granted the administrative permissions on your PC. You have to run the Firefox app as an Administrator on your Pc to fix the error.
1. Paspauskite Windows Key, įveskite Firefox ir spauskite Vykdyti kaip administratorius pasirinkimas.
Method 3: Update Firefox Browser
Using an outdated version of the Firefox Web Browser can be a reason for this error. Follow the steps below to update the Firefox app on your PC.
1. Paspauskite Windows Key, įveskite "Firefox" ir spauskite Atviras.
2. Spustelėkite ant Atidarykite programų meniu button (indicated by the three horizontal lines) at the top-right corner of the home page and click on the Nustatymai option on the list displayed.
3. Viduje bendras skirtuką spustelėkite ant Patikrinti atnaujinimus mygtukas „Firefox“ atnaujinimai skyrius.
4. Jūs pamatysite Firefox is up to date message on the Firefox Updates section.
Pastaba: If there is an update for the Firefox browser, you will be prompted accordingly.
Method 4: Refresh Firefox Browser
To fix the Couldn’t load XPCOM error on the Firefox app, you can refresh Firefox entirely.
1. Paleiskite "Firefox" app iš "Windows" ieška baras.
2. Tada spustelėkite Atidarykite programų meniu mygtuką ir spustelėkite Pagalba option on the list displayed.
3. Spustelėkite ant Trikčių šalinimo režimas… viduje Firefox pagalba langas.
4. Dabar spustelėkite Iš naujo mygtukas Iš naujo paleiskite „Firefox“ trikčių šalinimo režimu iššokantis langas.
5. Spustelėkite ant Atnaujinkite „Firefox“ mygtukas Open Firefox in Troubleshoot Mode patvirtinimo langas.
6. Tada spustelėkite Atnaujinkite „Firefox“ mygtukas Refresh Firefox to its default settings langas.
7. Galiausiai spustelėkite apdaila mygtukas Import Complete window to Refresh Firefox completely.
Taip pat perskaitykite: Ištaisykite „Firefox“ serverio nerasta klaidą
Method 5: Disable Firefox Extensions
The extensions on the Firefox Web Browser can be a reason for the Couldn’t load XPCOM error. You can disable the extensions on the browser to fix the error.
1. Atidarykite "Mozilla Firefox" app iš "Windows" ieška baras.
2. Spustelėkite ant Atidarykite programų meniu mygtuką ir spustelėkite Pagalba option on the list displayed.
3. Dabar spustelėkite Trikčių šalinimo režimas… viduje Firefox pagalba langas.
4. Spustelėkite ant Atviras mygtukas Iš naujo paleiskite „Firefox“ trikčių šalinimo režimu iššokantis langas.
5. Tada spustelėkite Atidarykite programų meniu mygtuką ir spustelėkite Priedai ir temos option on the list.
6. Spustelėkite ant Plėtinių tab on the left pane of the next window and toggle nuo the add-ons on the window.
7. Tada spustelėkite trys horizontalūs taškai button on the add-on and click on the pašalinti button on the list.
8. Spustelėkite ant pašalinti button on the confirmation pop-up message window.
Method 6: Create New Firefox Profile
The current User Profile on the Firefox web browser may be corrupt; you can create a new User Profile to fix the Couldn’t load XPCOM error.
Step I: Import Saved Bookmarks
As a first step, you need to import the Bookmarks you have saved on the current User Profile to avoid any loss of data.
1. Atidarykite "Mozilla "Firefox" progr.
2. Spustelėkite ant Atidarykite programų meniu mygtuką ir spustelėkite Žymės parinktis rodomame sąraše.
3. Viduje Žymės meniu, spustelėkite Tvarkyti žymes parinktis sąrašo apačioje.
4. Viduje Biblioteka ekrane spustelėkite mygtuką Importas ir atsarginės kopijos button at the menu bar and click on the Eksportuoti žymes į HTML option in the drop-down menu displayed.
5. Viduje Eksportuoti žymių failą window, browse and select a location, and click on the Sutaupote mygtuką, kad išsaugotumėte žymių failą.
Step II: Create New User Profile
This section will introduce the method to create a new User Profile on the Firefox app to fix the Couldn’t load XPCOM error.
1. Paleiskite "Firefox" naršyklės programa.
2. Įveskite apie: profiliai in the URL address bar at the top and press the įeiti klavišą atidaryti Apie profilius langas.
3. Spustelėkite ant Sukurkite naują profilį mygtuką ant lango.
4. Tada spustelėkite Sekantis mygtukas Sveiki atvykę į profilio kūrimo vedlį.
5. Type a name for the Profile in the Įveskite naują profilio pavadinimą lauką ir spustelėkite apdaila mygtuką, kad sukurtumėte profilį.
Pastaba: Spauskite Choose Folder… button to change the location for storing the User Profile name instead of the default location.
Taip pat perskaitykite: Fix Firefox jau veikia
7 būdas: iš naujo įdiekite „Firefox“.
The Firefox app installed on your PC might be corrupt or not properly installed. You can reinstall Firefox on your PC to fix the Couldn’t load XPCOM error.
Step I: Uninstall Firefox
The first step is to uninstall the existing version of the Firefox web browser on your PC using the Control Panel.
1. Paspauskite Windows Key, įveskite valdymo pultas ir spauskite Atviras.
2. Spustelėkite parinktį Kategorija viduje Žiūrėti pagal drop-down menu and click on the Pašalinkite įdiegtą programinę įrangą parinktis Programos Antraštė.
3. Pasirinkite „Mozilla Firefox“ (x64 en-US) in the list, click on the Pašalinti mygtuką juostos viršuje ir spustelėkite taip mygtuką UAC lange.
4. Tada spustelėkite Sekantis mygtukas „Mozilla Firefox“ pašalinimas vedlys.
5. Tada spustelėkite Pašalinti button in the next window.
6. Spustelėkite ant apdaila button on the last window to completely uninstall the Firefox app.
7. Paspauskite Windows + E raktai together to open the File Explorer and navigate to the This PC > Local Disk (C:) > Program Files > Mozilla Firefox aplankas.
8. Dešiniuoju pelės mygtuku spustelėkite "Mozilla Firefox" aplanką ir spustelėkite panaikinti option on the list to delete the files.
Step II: Reinstall Firefox
The next step to fix the Couldn’t load XPCOM error is to reinstall the Firefox Web Browser on your PC.
1. Paspauskite Windows Key, įveskite "Google Chrome" ir spauskite Atviras.
Pastaba: You can use any web browser to download the Firefox browser on your PC.
2. Atidarykite oficialią svetainę „Mozilla Firefox“ naršyklė on Google Chrome and click on the parsisiųsti "Firefox" mygtuką ant lango.
3. Double-click on the downloaded executable file „Firefox Installer.exe“ to run the installation file.
4. Palaukite, kol bus baigtas diegimo procesas.
5. Paleiskite "Firefox" Web Browser app on your PC.
Taip pat perskaitykite: Pataisykite „No Sound“ „Firefox“ sistemoje „Windows 10“.
Method 8: Modify Tor Web Browser Settings
If you are using the Tor Web browser, in addition to Firefox, the issues on the Tor browser may cause the Couldn’t load XPCOM error. To fix this error, you can try checking for the issues on the Tor browser using Firefox to fix the error.
1. Atidarykite "Firefox" progr.
2. Spustelėkite ant Atidarykite programų meniu mygtuką ir spustelėkite Nustatymai option on the list displayed.
3. Viduje bendras skirtuką spustelėkite ant Nustatymai… mygtukas Tinklo nustatymai skyrius.
4. Pasirinkite Rankinis proxy konfigūravimas parinktis Ryšio nustatymai langas.
5. Įveskite SOCKS Host: 127.0.0.1 Port: 9050 viduje HTTP proxy laukas, tipas 8080 viduje uostas field, and click on the OK mygtuką.
6. Tada įveskite Apie: konfig on the search bar of the Firefox browser and click on the Priimkite riziką ir tęskite mygtuką.
7. Finally, type network.proxy.socks_remote_dns paieškos juostoje ir spustelėkite perjungti button to set the type of the entry to be tiesa.
8. Dabar įveskite https://check.torptoject.org/ in the search bar on the Firefox browser and press the įeiti key to check the issues with the Tor Browser.
Rekomenduojama:
Straipsnyje aptariami pataisymo būdai couldn’t load XPCOM Firefox error on Windows 10 PC. Try implementing the methods discussed in the article to fix the error and please leave your suggestions on the same in the comments section. If you have any queries on the Cannot load XPCOM error, post them in the comments.