If KRNL-Injector failed to find the Roblox process, delete KRNL App data and see. If that doesn't help follow the solutions mentioned in this post to resolve the issue.

A viral video on TikTok shows a mother in distress after her child spent over $800 on "Roblox," but it could have been prevented with Screen Time.

TikTok's popular video shows a mother's grief over her child's $800+ Roblox spending.