Firefox Plus (Tested on Windows only)

Rounded Corners

Go to about:support and click the "Open Folder/Show in Finder" button for the root directory of your browser profile/s.
Download and copy the chrome folder and user.js into the profile folder.
Restart Firefox.

To enable macOS button style, open user.js, find fp.tweak.macos-button and set it to true.
To disable bookmarks autohide open user.js, find fp.tweak.autohide-bookmarks and set it to false.
To enable or disable rounded corners, open user.js, find fp.tweak.rounded-corners and set it to true or false.
To enable support for sidebar, open user.js, find fp.tweak.sidebar-enabled and set it to true or false.
To enable or disable White Mode, open user.js, find browser.in-content.dark-mode and set it to true or false. Then find and set ui.systemUsesDarkTheme to 1 or 0.

Note

To get the sidebar support you will need to install an extension called Sidebar Tabs

Enjoy your enhanced browsing experience!

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