Installed Ubuntu Linux on the Thinkpad.
Deleted all partitions. With the purchased/licensed Windows 10 Pro. Everything including the recovery partition.
First tried with Debian. Didn't work on most devices. Tried Ubuntu and works like magic.
Still a lot of todos. I have to port or write the regular software that I used on Mac over to Linux now.
Like the Arabic-English dictionary.
Check if Bangla keyboard works. If not then how?
Check if Bangla renders properly.
Can I sync my android with it? How?
A lot of todos.