Operating System Not Found Error FIX | Boot Mode Legacy vs UEFI
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YouTubeThe Teacher
Operating System Not Found Error FIX | Boot Mode Legacy vs UEFI
In this video, we repair an old Acer Aspire laptop that suddenly stopped booting and displayed the “Operating System Not Found” error. The customer reported the laptop was working fine last night but failed to start the next morning. 📌 What caused the issue? After investigation, we found that the BIOS Boot Mode had changed from Legacy to ...
3.7K views5 months ago
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