Mozilla Firefox Mouse Shortcuts.

   Ctrl + Scroll Up                              :           Zoom In

   Ctrl + Scroll Down                         :           Zoom Out

   Double-Click on Tab Bar              :          New Tab

   Middle-Click                                   :          Scroll Lock

   Middle-Click on Tab                      :          Close Tab

   Shift + Scroll Up                             :          Forward

   Shift + Scroll Down                        :          Back

   Shift + Left-Click                            :         Open in New Window

   Shift + Reload Button                    :         Reload but Overrides Cache

   Ctrl + Drag                                      :         Copy Tab or Bookmark

   Alt + Left-Click                               :         Save Page As

   Alt + Scroll                                      :         Scroll line by line

Mozilla Firefox Keyboard Shortcuts

Ctrl + N                                        :     Open New browser window.
Ctrl + P                                         :     Print current page / frame.
Ctrl + T                                        :     Opens a new Tab.
Ctrl + F4 or Ctrl + W                  :     Closes the currently selected tab.
Ctrl + Shift + W or Alt + F4        :     Close the current window.
Ctrl + Shift + T                            :     Undo the close of a window.
Ctrl + Tab or Ctrl + Page Down  :     Go to next Tab(Left to Right).
Ctrl + (1 to 8)                               :     Select Tab from 1 to 8.
Ctrl+9                                           :     Select Last Tab.

Ctrl + Shift + Del                         :    Open the Clear Data window to quickly clear private data.
Ctrl + D                                        :     Add  Bookmark for the page currently opened.
Ctrl + I                                         :     Display available bookmarks.
Ctrl + J                                         :     Display the download window.
Spacebar                                      :     Moves down a page at a time.
Shift + Spacebar                          :     Moves up a page at a time.
Alt + Down arrow                        :     Display all previous text entered in a text box and/or available options on Drop down menu.
Alt + Left Arrow                          :     Back a page.
Backspace                                    :    Back a page.
Alt + Right Arrow                        :     Forward a page.
F5                                                  :    Refresh current page, frame, or tab.
F11                                                :    Full screen mode.
Esc                                                :    Stop page or download from loading.
Ctrl + (- or +)                                :    Increase or decrease the font size, pressing '-' will decrease and '+' will increase.
Ctrl + Enter                                  :    Quickly complete an address. For example, type google in the address bar and press CTRL + ENTER to get http://www.google.com.
Shift + Enter                                 :    Complete a .net instead of a .com address.
Ctrl + Shift + Enter                      :    Complete a .org address.

Mozilla Firefox Master Password

To help secure your password information from anyone else using Firefox or from anyone that could steal your computer follow the below steps to setup a Master Password.

1. Open Firefox and click Tools and then Options.
2. From the Options window, select the Security tab.
3. Check the Use a master password option.
4. Enter your master password and click OK. From now, no one without having the master password can neither View or Delete the saved passwords nor can Add new passwords to the list.

To view or delete Saved Passwords click the Saved Passwords button on the Security tab and then click Show Passwords option. Enter your master password and you can see the passwords.