How to fix Firefox issues on Windows 10
Firefox is one of the most used web browsers in the world, and this application has been around for years. Firefox is known as one of the best browsers for Windows platform, but unfortunately, it seems that Windows 10 users are having certain issues with Firefox on Windows 10.
Windows 10 and Firefox issues
Solution 1 – Disable HTTP Scanning in Avast
Users reported certain issues with Firefox on Windows 10, and according to them, Firefox isn’t displaying graphics and it won’t load websites. This can be a big problem if you use Firefox as your default browser, but fortunately, there’s a way to fix this issue.
According to users, the problem is caused by your antivirus software, most noticeably Avast, and in order to fix this problem you need to disable HTTPS Scanning in Avast. To do that, follow these steps:
- Open Avast from and choose Settings in the bottom left corner.
- Choose Components > Web Shield.
- Now click Customize button.
- Uncheck Enable HTTPS Scanning option and save changes.
After performing aforementioned steps, issues with Avast should be resolved. If you don’t use Avast as your security software, you should try disabling your antivirus as a temporary solution. If disabling antivirus doesn’t help either, you might have to uninstall it and switch to a different antivirus software. We did a list of best Windows 10 antivirus programs, so feel free to check it out if you decide to change your antivirus program.
Solution 2 – Disable problematic add-ons
You can enhance the functionality of Firefox with various add-ons, but in some cases new add-ons can cause Firefox to crash on Windows 10. According to some users, the add-on that caused the crash for them was FlashGet, but bear in mind that almost any add-on can cause Firefox to crash, so you might have to disable or remove certain add-ons in order to fix this issue. To disable a certain add-on in Firefox, follow these steps:
- Open Firefox and click the Menu button in top right corner.
- Choose Add-ons from the list.
- Click the Extensions tab on the left. List of installed extensions should open.
- Now disable all extensions by clicking the Disable button.
- Restart Firefox and check if the issue is resolved.
- If the problem is fixed, you can try enabling extensions one by one until you find the one that is causing you problems.
If you can’t open Firefox at all, it’s always a good idea to run it from Safe Mode. To access Safe Mode do the following:
- Press the Start button, click the Power button, press and hold Shift on your keyboard and choose the Restart option.
- Once your computer restarts, choose Troubleshoot > Advanced options > Startup Settings and click the Restart button.
- After your computer restarts again press F5 to choose Safe Mode with Networking.
- When Safe Mode starts, try disabling any extensions from Firefox by following the steps above.
If Firefox works normally in Safe Mode, the issue is probably caused by some third-party program that you have installed, so you’ll have to find the problematic program and disable it in order to fix this problem.
Quick solution to fix various PC issues
- Step 1: Download this PC Scan & Repair tool
- Step 2: Click “Start Scan” to find Windows issues that could be causing errors with Firefox in Windows 10
- Step 3: Click “Start Repair” to fix all issues.
Firefox issues on Windows 10 can cause many problems, and in most cases these problems are caused by a third-party application or a Firefox extension. In order to fix Firefox issues, you just have to disable or uninstall the problematic app/extension.
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