This driver has been repacked and will need to be manually installed, Windows driver certification needs to be disabled possibly too. DO all this at your own risk. If Windows does an update which is bound to happen it will most likely remove the driver.
AMD Radeon R5 M200 / HD 8500M Driver
File: 16.101.X_Repack_Catalyst-Win10_64_18.X_Aug_12.exe
465506a56e7ff8433af9179d07d782630d50c20d4d88fa78f348acdd7c7c5da3