i searched for it manually and i couldn't find it please help ASAP
Need to input either your HD 77xx GPU card to get the correct latest AMD Driver from here: AMD Drivers and Support for Radeon, Radeon Pro, FirePro, APU, CPU, Ryzen, desktops, laptops
You have four GPU 77xx cards to choose from(Desktop):
Edit: kingfish makes a good point. Here is the listings for Laptop drivers for the HD 77xx series GPUs:
Or if you are looking for your Motherboard's AMD CHIPSET at the same link as above : AMD Drivers and Support for Radeon, Radeon Pro, FirePro, APU, CPU, Ryzen, desktops, laptops
HD 7700 Series tells us nothing. There are many graphics cards in a series.
Is this a laptop or desktop?
INFORMATION REQUIRED WHEN POSTING A QUESTION
Retrieving data ...