Game booster panel missing in notification panel

[Hapaboss]

While playing pubg, cod or any game added in game launcher ;the previous game booster panel is not showing in notification panel. What should I do??

EDIT1: PROBLEM RESOLVED. THANK YOU SO MUCH MEMBERS FOR HELPING. I HAVE TO DISABLE FULL SCREEN NAVIGATION PANEL, THAN I GOT GAME BOOSTER PANEL ONLY. 

[Anonymous]

You have to open game from game launcher to get it.. Also if you did same then go to settings then apps search for game and clear data of game booster, game launcher and optimization service.

[Hapaboss]

It's working good till yesterday. I think clear data is only option

[Anonymous]

Yes clear data of those apps and also check any updates available for those in galaxy store.

[Hapaboss]

What's happening, store isn't working

[Hapaboss]

H

[Anonymous]

Network problem.. Turn on flight mode once or restart device and check again

[Hapaboss]

I have done data clear & all but panel isn't even showing in notifications

[Anonymous]

Can you see app in game launcher?

[Hapaboss]

Yes