How can you permanently zoom in Firefox without using an add-on?
Does Firefox have a zoom option similar to Internet Explorer, Chrome & Opera's zoom to x% option?
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Notice: These settings may not work with version 29 or newer.
Open Firefox and type
about:config into the address bar and search for "zoom".
In the search results, change two settings as below.
browser.zoom.siteSpecific false zoom.minPercent 150
The value of
zoom.minPercent must be an integer.
The default zoom in Firefox can be reset to any value for all webpages without installing an extension.
In the Firefox address bar type:
Search for this preference:
Replace the default value of
-1.0with the new percentage zoom. For example, if you want to change the default zoom from the default value of 100% to 125%, then change the value of
This affects the GUI and web content, not just the web content or just the text.
Not sure if this is what you ask for, but you can increase the minimum font size on you browser. That way you'll have larger letters.
like this: increase-min-fint-size
Control+MouseWheel zooms, and the zoom-level is remembered on a per-site basis, unless you clear your history.