@b4n Would you know why applying this solution as no effect(setting carret width to 0)? :
I go to tools>config files>filestype.common and replaced #~ caret_width=3 by #~ caret_width=0 however it does not have any effect. It looks like other people cannot seem to change the caret color as well : https://unix.stackexchange.com/questions/594355/how-to-set-the-color-of-the-...)