xgamma -gamma 0.7 but when I restart the computer I need to write that command again.
from this question link
You can edit $HOME/.bashrc and add the line below.
xgamma -gamma 0.7
Then each time you login, the command is executed.
Answered by Sadaharu Wakisaka on November 12, 2020
You can't do it "permanently", but you can redo the setting at every GUI login by putting a
.desktop file in
Look at examples in
Answered by waltinator on November 12, 2020
Get help from others!