Sp65563.exe

: If the file is located in C:\Windows or C:\Windows\System32 , or in a suspicious folder like C:\Program Files (x86)\Common Files\Temp , it is highly likely to be malware disguised under a legitimate HP filename.

certutil -hashfile C:\SWSetup\SP65563\Sp65563.exe SHA256

If the Fn buttons stop working after a Windows update, users have successfully resolved the issue by disabling the "HP Hotkey UWP Service" in Windows Services or updating to a newer SoftPaq like sp91903.exe . 4. Safety and Verification Sp65563.exe

Because it is an executable file downloaded from the internet, users should verify its integrity.

| Scenario | Action | |----------|--------| | File in C:\SWSetup\ , digitally signed by HP, no errors | – It will self-delete after installation. | | File causing high CPU but is legitimate | Run HP Support Assistant to repair the driver. | | File in suspicious location, no digital signature | Block & delete – Run antivirus. | | File flagged by multiple AV engines | Quarantine immediately . | : If the file is located in C:\Windows

: Enables the Fn + F9 and Fn + F10 shortcuts to change screen brightness levels.

Without the system integration provided by sp65563.exe , your laptop treats function keys as generic keys rather than specialized hardware triggers. The software specifically manages: Safety and Verification Because it is an executable

Enables special function keys for brightness, volume, and other hardware-specific shortcuts.

Unpacking the .exe reveals that it is not a single program, but a container (usually a self-extracting archive) for a suite of driver files.