His first course of action should be to dump unicode.
Word Processing OS's
There is nothing wrong with Unicode. There are several things wrong with UTF-8 and ASCII, though.
Something along the lines of 8-bit ascii with less control characters and support for some other european letters would be optimal.
You are an absolute fucking a-grade thick as shit brainlet if you have a problem with Unicode. "Unicode" isn't even really a thing. You're just bandwagoning on the newest stupid Zig Forums meme, jerking off to Terry Davis quotes and not writing a line of code for lack of ability.
>install gentoo or arch
Let's face it, if you had a standard window manager set up with libreoffice as a start up program, you'd just close out of it and open up firefox. The only real option is to have a machine with literally nothing fun or pretty installed on it in the first place.
sudo apt remove * -y && sudo apt install gedit -y
...
Alphasmart did products like you're asking for over a decade ago. To transfer their content, they behaved like a USB keyboard.
Or just hold down Ctrl-Alt-F1 and return to the text console.
I used to use bank street writer a long time ago back when all ports of it were boot to run. I'd not recommend it.
If you're having trouble with distractions, delete internet. Works wonders.