Https Site in My Browser Automatically Downgrade into Http or Site Not Open..Am I Hacked .

Https Site in My Browser Automatically Downgrade into Http or Site Not Open..Am I Hacked or Please Resolve My Issue.

I got this issue when I used to downgrade other target using better ap in Linux.

In another system ..when I connect wireless adapter having chipset rtl 8812au.... My browser starts open https site into http..

Please tell me the solutions sir..