Method 1: Via about:config
- In Firefox's address bar, type about:config and press Enter.
- Click I'll be careful, I promise! button.
This is absurd to expect "normal" users to take these steps.
In the address bar, type about:config then press Enter on your keyboard
Please note, if your version of Firefox was pre-installed on your machine or device, altering settings in this was may void your warranty
Otherwise, click on the I’ll be careful, I promise! button to continue
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