Does your laptop have a AMD APU Processor or a Intel APU processor?
If it has a AMD APU Processor you must install the APU Integrated Graphics driver which will also automatically install the 7450M driver.
If you have a Intel APU Processor you must have the latest Intel Graphics and CHIPSET drivers installed plus the latest BIOS version installed.
Also make sure your Windows is fully updated via Windows Update.
HP AMD Driver is the best choice to install since they are 100% compatible with your laptop unless the HP Driver is very out-dated from AMD Download page driver.
