3 ways to start Firefox in Safe Mode

3 ways to start Firefox in Safe Mode
3 ways to start Firefox in Safe Mode
Anonim

If you have problems with your computer's Firefox browser, you can restart it in Safe Mode so that it starts up with all add-ons disabled. Firefox can be restarted in Safe Mode if it is already open, but you can also use a keyboard shortcut (or a command line program) to force it to open directly in this mode. Be aware that you cannot restart Firefox in Safe Mode on a phone or tablet.

Steps

Method 1 of 3: Restart Firefox in Safe Mode

Start Firefox in Safe Mode Step 1

Step 1. Open Firefox

Click or double-click the Firefox application icon that looks like an orange fox around a blue globe.

If you are having trouble opening Firefox because of the problem that causes you to start it in Safe Mode, switch to the Windows or Mac method right away

Start Firefox in Safe Mode Step 2

Step 2. Click ☰

This button is located at the top right of the Firefox page and opens a drop-down menu.

Start Firefox in Safe Mode Step 3

Step 3. Select Help

You'll find this option at the bottom of the drop-down menu.

Start Firefox in Safe Mode Step 4

Step 4. Choose Restart with Modules Disabled

This option is at the top of the section Aid from the drop-down menu.

Start Firefox in Safe Mode Step 5

Step 5. Click Restart when prompted

Firefox will close.

Start Firefox in Safe Mode Step 6

Step 6. Select Start in Safe Mode

This will restart Firefox in safe mode.

Start Firefox in Safe Mode Step 7

Step 7. Analyze the performance of your browser

If the Firefox problems go away in safe mode, it means one or more add-ons you installed are involved.

Start Firefox in Safe Mode Step 8

Step 8. Disable the modules if necessary

Go to the modules page by clicking on then on Modules, by going to the tab Extensions then clicking on Deactivate Where To delete to the right of a plug-in to disable or remove it from Firefox.

  • You can also restore your browser's default settings by clicking on Restart with modules disabled > Repair Firefox when you are prompted and then again on Repair Firefox. All settings and add-ons of your browser will be deleted.

Method 2 of 3: Start Firefox in Safe Mode on Windows

Start Firefox in Safe Mode Step 9

Step 1. Use a keyboard shortcut

Most of the time, you can use a keyboard shortcut to open Firefox in safe mode. Look for the Firefox icon on your desktop, in the taskbar or in the menu To start up. Once you find it, follow these steps:

  • hold down the ⇧ Shift key;
  • click or double-click on the Firefox application icon;
  • release the ⇧ Shift key once the browser is open;
  • click on Boot into Safe Mode when you are prompted;
  • repair Firefox if necessary.
Start Firefox in Safe Mode Step 10

Step 2. Open the start menu

Windowsstart

Click on the Windows logo at the bottom left of the screen to open a pop-up window.

Start Firefox in Safe Mode Step 11

Step 3. Open the Command Prompt

Type command prompt then click

Windowscmd1

Command Prompt at the top of the window To start up.

Start Firefox in Safe Mode Step 12

Step 4. Enter the Firefox Safe Mode command

In the command prompt, type "C: \ Program Files \ Mozilla Firefox \ firefox.exe" -safe-mode.

If you installed Firefox in a folder other than the recommended one, try typing start firefox -safe-mode instead

Start Firefox in Safe Mode Step 13

Step 5. Press Enter

This will execute the command.

Start Firefox in Safe Mode Step 14

Step 6. Click Start in Safe Mode when prompted

This will confirm your decision and Firefox will open in safe mode after which you can start repairing your add-ons if necessary.

If you receive an error message or if you are not prompted to start Firefox in safe mode, type "C: \ Program Files (x86) Mozilla Firefox \ firefox.exe" -safe-mode in at the command prompt and then press Enter

Method 3 of 3: Start Firefox in Safe Mode on Mac

Start Firefox in Safe Mode Step 15

Step 1. Use a keyboard shortcut

In most cases, you can use a keyboard shortcut to open Firefox in Safe Mode. Look for the Firefox icon in the folder Applications on your Mac, in the Dock or in the Launchpad and then do the following:

  • long press the ⌥ Option key;
  • click (or double-click) on Firefox;
  • release the ⌥ Option key after opening Firefox;
  • select Boot into Safe Mode when you are prompted;
  • repair Firefox if necessary.
Start Firefox in Safe Mode Step 16

Step 2. Open Spotlight

Macspotlight

Click on the magnifying glass icon at the top right of the screen. You will see a text field open.

Start Firefox in Safe Mode Step 17

Step 3. Open Terminal

Type terminal in Spotlight then double click

Macterminal

Terminal in the list of apps that appears.

Start Firefox in Safe Mode Step 18

Step 4. Enter the Firefox Safe Mode command

Type /Applications/Firefox.app/Contents/MacOS/firefox -safe-mode in Terminal.

Start Firefox in Safe Mode Step 19

Step 5. Press Return

The command will be executed.

Start Firefox in Safe Mode Step 20

Step 6. Click Start in Safe Mode when prompted

This will confirm your decision and Firefox will run in safe mode. You can then repair your modules if necessary.

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