Laptop keep writing random letters or press the left click on my mouse when i hit shift

[Stefan_34]

My computer is all wierd. it all started with my language beeing changed so my characters was changed. but after many key combos and alot of question on google. i gave up and restarted my computer. everything was at the right place again after the restart. but when i pressed shift my computer started writing question marks, pluss characters and started hitting my left mouse button. i have tryed restarting, hitting fn and f9 and i cant seem to find out how to change my language on the key board. here is a example for what heappens when i hit the shift key ??????????-

 

[webworkings]

Try the following and see if it helps.

1. Uninstall the keyboard driver.
2. Reboot the computer (without reinstalling the driver).
3. When the computer restarts it should install the driver needed on its own.