Ttsport gaming combo keyboard some keys notworking

Hello every one yasterday i used my keyboard and it was very good and worked perfect for me after multi rounds in online games i shutdown my pc and i went to sleep then i want some files from my pc so i open it but i realized that some keys of my keyboard not responding at all after i try every thing i can do like function keys and try it on other pc but same problem
Keys not working left hand key
Q w e r a s d f z x c v and also offical enter and space and esc and tap
Rest of keyboard keys work very good
My keyboard is
Ttsport challenger prime rgb combo