Disable Fullscreen Animation (Fade)

about:config: browser.fullscreen.animateUp: 0

Hacker’s Address Bar

Show http[s]:// in address bar and do not grey-out parts of URLs (about:config). Also remove the stupid redirect to “”:

browser.urlbar.trimURLs = false
browser.urlbar.formatting.enabled = false
browser.fixup.alternate.enabled = false

Reduce delay for download dialog

I guess it’s in ms, but I don’t care. UI rendering is enough delay:

security.dialog_enable_delay = 0

Switch to last tab (Ctrl+Tab)

browser.ctrlTab.previews: true (via