Ubuntu – How to set the compose key to End

compose-keygnomekeyboardkeyboard-layout

Note: I am using the Gnome desktop environment

My laptop keyboard has only the keys it needs, and few of the normal compose keys available. I use them all.
I'd like to set the compose key to End, but it's not on the list in Gnome Tweak Tool:

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How can I set the compose key to End?

Best Answer

I solved the problem with help from @chaskes:

xmodmap -e "keycode 115 = Multi_key End"

remapped the first level of End to the compose key, but allows me to press Shift-End to send an actual End keypress. I made this permanent by putting it in my ~/.xinitrc.

Other sources:
https://unix.stackexchange.com/a/109472/
https://askubuntu.com/a/24930/