If you rarely use Bilibili but the process runs at boot:
Forensics and evidence handling
The file is an executable that functions as a component of Baidu's media playback services. It is typically designed to handle embedded video content or local media playback within the browser environment. You will usually find it located in a subfolder within C:\Program Files (x86)\Baidu\ . Key Characteristics
Before attempting any fixes, determine whether you want to keep Bilibili or remove it entirely.
These players sometimes install built-in codec packs that can conflict with your computer's existing DirectShow codecs, potentially "screwing up" a stable system.