How to change Firefox’s default zoom level

https://support.mozilla.org/en-US/questions/963759 If you want to set the text size/pixel density in firefox different from that of your system’s settings like it was handled in prior versions, enter about:config into the firefox address bar (confirm the info message in case it shows up) & search for the preference named layout.css.devPixelsPerPx. double-click it and change its value … Read moreHow to change Firefox’s default zoom level

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