Have a specific error code? Leave the exact message from Device Manager in the comments (or consult a technician), and ensure you have backed up your data before modifying legacy power drivers.
Since this is a legacy part, you may only see Windows 7 or 8 drivers. Do not worry—Windows 10 drivers often work via compatibility mode. toshiba satellite pa3489u1mpc driver
Look at the sticker on the bottom of your laptop. You need the model number (e.g., Satellite P755-S5215 ), not just "P755." The PA3489U1MPC works across many models, but the driver package must match the motherboard. Have a specific error code