keys not working

[rookie1]

I had manys issues lately in game with keys that doesnt work
idk if its on my side only,
sometime i want to plant c4 and the it doesnt work or reset or not showing the arrming countdown ,sometime i have to move a bit and retry tho im in the planted zone .
Spacebar to respawn not always work .
stuck in reloading animation with shotgun.
and probably forgetting some other