Please visit the following address for the most recent versions of the keyboard and mouse shortcuts.
http://www.7is7.com/software/firefox/shortcuts.html

FireFox supports Touch ID on iOS, but I suppose because the Touch Bar on the Macbook Pro will take a while to become the norm, I can understand why this has become low priority. Although, the convenience of the TouchBar is enough for users to Switch to Safari, so best FireFox add the capability before it bleeds Mac OS users. On a Mac with a Touch Bar, function keys are shown in the Touch Bar. To show the function keys in the Touch Bar, press and hold the Fn key or the Globe key (depending on your Mac model) on the keyboard. Make sure to customize the Touch Bar in Keyboard preferences so the function keys are shown when you press and hold the key. Tap a function key. Types of Gestures. There are many multitouch gestures, but some of they you may not want.

Here is a list of Firefox keyboard and mouse shortcuts for each of the threemajor operating systems
organized by topic that will help you to navigate and use Firefox and the Web in a much more productive and fun way.You can increase⁵ or decrease⁵ the size of the text on this page by doing the following.
Hold down the Ctrl key (Cmd on Mac) and press the plus or minus key.
To reset the text to default size;
Hold down the Ctrl key (Cmd on Mac) and press 0 (zero).

Browser Management	Windows	Mac OS X	Linux
Help	`F1`	n/a	`F1`
Add Bookmark	`Ctrl`+`D`	`Cmd`+`D`	`Ctrl`+`D`
Bookmarks Sidebar (toggle)	`Ctrl`+`B` `Ctrl`+`I`	`Cmd`+`B`	`Ctrl`+`B`
Browsing History (toggle)	`Ctrl`+`H`	`Cmd`+`Shift`+`H`	`Ctrl`+`H`
Download History	`Ctrl`+`J`	`Cmd`+`J`	`Ctrl`+`Y`
Clear Private Data	`Ctrl`+`Shift`+`Del`	n/a	`Ctrl`+`Shift`+`Del`
Page Manipulation	Windows	Mac OS X	Linux
Full Screen (toggle)	`F11`	n/a	`F11`
Zoom In (Full Page)⁵	`Ctrl`+`+` `Ctrl`+`Scroll down`	`Cmd`+`+`	`Ctrl`+`+` `Ctrl`+`Scroll down`
Zoom Out (Full Page)⁵	`Ctrl`+`-` `Ctrl`+`Scroll up`	`Cmd`+`-`	`Ctrl`+`-` `Ctrl`+`Scroll up`
Restore Page to Default View	`Ctrl`+`0`	`Cmd`+`0`	`Ctrl`+`0`
Print	`Ctrl`+`P`	`Cmd`+`P`	`Ctrl`+`P`
Reload Page	`F5` `Ctrl`+`R`	`F5` `Cmd`+`R`	`F5` `Ctrl`+`R`
Force Reload Page (override cache)	`Ctrl`+`F5` `Ctrl`+`Shift`+`R` `Shift`+Reload button	`Cmd`+`F5` `Cmd`+`Shift`+`R` `Shift`+Reload button	`Ctrl`+`F5` `Ctrl`+`Shift`+`R` `Shift`+Reload button
Stop Loading	`Esc`	`Esc` `Cmd`+`.`	`Esc`
Save Page As	`Ctrl`+`S` `Alt`+`Left-click`	`Cmd`+`S`	`Ctrl`+`S`
Page Source	`Ctrl`+`U`	`Cmd`+`U`	`Ctrl`+`U`
Page Info	n/a	`Cmd`+`I`	`Ctrl`+`I`
DOM Inspector	`Ctrl`+`Shift`+`I`	`Cmd`+`Shift`+`I`	`Ctrl`+`Shift`+`I`
Page Navigation	Windows	Mac OS X	Linux
Go Down One Line	`⇩` `Alt`+`Scroll down`	`⇩`	`⇩` `Alt`+`Scroll down`
Go Up One Line	`⇧` `Alt`+`Scroll up`	`⇧`	`⇧` `Alt`+`Scroll up`
Go Down One Screen	`PageDown` `Spacebar`	`PageDown` `Spacebar`	`PageDown` `Spacebar` `Shift`+`Backspace`³
Go Up One Screen	`PageUp` `Shift`+`Spacebar`	`PageUp` `Shift`+`Spacebar`	`PageUp` `Shift`+`Spacebar` `Backspace`³
Go to Bottom of Page	`End`	`End`	`End`
Go to Top of Page	`Home`	`Home`	`Home`
Move to Next Frame	`F6`	`F6`	`F6`
Move to Previous Frame	`Shift`+`F6`	`Shift`+`F6`	`Shift`+`F6`
Move Focus to Next Actionable Item	`Tab`	`Tab`	`Tab`
Move Focus to Previous Actionable Item	`Shift`+`Tab`	`Shift`+`Tab`	`Shift`+`Tab`
Web Navigation	Windows	Mac OS X	Linux
Open Home Page	`Alt`+`Home`	`Option`+`Home`	`Alt`+`Home`
Back one Page	`Alt`+`⇦` `Ctrl`+`[` `Shift`+`Scroll down` `Backspace`	`Cmd`+`⇦` `Cmd`+`[` `Delete`	`Alt`+`⇦` `Ctrl`+`[` `Shift`+`Scroll down`
Forward one Page	`Alt`+`⇨` `Ctrl`+`]` `Shift`+`Scroll up` `Shift`+`Backspace`	`Cmd`+`⇨` `Cmd`+`]`	`Alt`+`⇨` `Ctrl`+`]` `Shift`+`Scroll up`
Open Link	`Enter` `Left-click`	`Return` `Click`	`Enter` `Left-click`
Open Link (in new Background Tab)²	`Ctrl`+`Enter` `Ctrl`+`Left-click` `Middle-click`	`Cmd`+`Return` `Cmd`+`Click`	`Ctrl`+`Enter` `Ctrl`+`Left-click` `Middle-click`
Open Link (in new Foreground Tab)²	`Ctrl`+`Shift`+`Left-click` `Shift`+`Middle-click`	`Cmd`+`Shift`+`Click`	`Ctrl`+`Shift`+`Left-click` `Shift`+`Middle-click`
Paste URL in Tab	n/a	n/a	`Middle-click` in Tab⁴
Open Link in New Window	`Shift`+`Enter` `Shift`+`Left-click`	`Shift`+`Return` `Shift`+`Click`	`Shift`+`Enter` `Shift`+`Left-click`
Save Link Target As	`Alt`+`Enter`	`Option`+`Return`	`Alt`+`Enter`
Caret Browsing	`F7`	`F7`	`F7`

Tabs and Windows	Windows	Mac OS X	Linux<

Please visit the following address for the most recent versions of the keyboard and mouse shortcuts.http://www.7is7.com/software/firefox/shortcuts.html

Please visit the following address for the most recent versions of the keyboard and mouse shortcuts.
http://www.7is7.com/software/firefox/shortcuts.html

Firefox For Mac Touch Bar