I can’t find the deiver of my GPU

Hey guys please can you help me i have Toshiba Satellite L500 with Ati Mobility Radeon Hd 4500 series & i can’t find the driver, can you send me a link to download it
Answer #1
http://support.amd.com/en-us/download
Radeon™ HD 4000, HD 3000, and HD 2000 Series
You’re welcome. it’s not hard to Google.
Answer #2
http://support.amd.com/en-us/download
Radeon™ HD 4000, HD 3000, and HD 2000 Series
You're welcome. it's not hard to Google.
From this link, either use the automatic tool if you are on Windows or else choose from the manual tool: Step 1: Notebook Graphics -> Step 2: Radeon HD series -> Step 3: Mobility Radeon HD 4xxx series -> Step 4: Your operating system and version.