https://connect.mozilla.org/t5/discussions/browser-themes-not-loading-when-browser-is-opened-for-the-first/m-p/90641#M35165 <P>Are you using any custom .css files or .prefs files? Could the sync be messing with it?</P><P>Are you willing to reset the profile? all the preferences and such?</P><P>You could reset and see if it helps. see about:profiles</P><P>&nbsp;</P> Tue, 18 Mar 2025 15:34:10 GMT Boobieta 2025-03-18T15:34:10Z https://connect.mozilla.org/t5/discussions/browser-themes-not-loading-when-browser-is-opened-for-the-first/m-p/73385#M28179 <P>whenever i open firefox for the first time in a day/session, my theme disappears and reverts to the automatic dark theme. i checked with multiple themes to make sure it wasn't just one and it happened with all of them (i did about 6-7). if i disable and enable the theme it stays, but if i close all my firefox windows and reopen the browser, it happens again</P><P>if it's at all helpful i'm using windows 11 on desktop</P> Sun, 06 Oct 2024 19:03:20 GMT https://connect.mozilla.org/t5/discussions/browser-themes-not-loading-when-browser-is-opened-for-the-first/m-p/73385#M28179 galaxywings 2024-10-06T19:03:20Z https://connect.mozilla.org/t5/discussions/browser-themes-not-loading-when-browser-is-opened-for-the-first/m-p/90641#M35165 <P>Are you using any custom .css files or .prefs files? Could the sync be messing with it?</P><P>Are you willing to reset the profile? all the preferences and such?</P><P>You could reset and see if it helps. see about:profiles</P><P>&nbsp;</P> Tue, 18 Mar 2025 15:34:10 GMT https://connect.mozilla.org/t5/discussions/browser-themes-not-loading-when-browser-is-opened-for-the-first/m-p/90641#M35165 Boobieta 2025-03-18T15:34:10Z