Technology Tutorials

[Solved] Operating System Loader has no Signature Error

Encountering the “Operating System Loader has no Signature” error can disrupt your computer’s startup, but there are simple solutions to resolve this issue.

Perform a Hard Reset

One of the initial steps to fix this error is performing a hard reset of your computer. Here’s how:

  1. Turn off your computer completely.
  2. Turn it back on and immediately press specific keys (like F2 or F12) to enter BIOS settings.
  3. Reset BIOS settings to default or check for Boot Sequence settings.

Reset BIOS Settings

Resetting BIOS settings might help overcome this error. Follow these steps:

  1. Power off your computer completely.
  2. Power it on and press specific keys (like F2 or F12) to access BIOS settings.
  3. Look for settings related to Secure Boot or Boot Sequence and reset them.

Turn Off Secure Boot

Disabling Secure Boot from BIOS settings might resolve this error. Follow these steps:

  1. Restart your computer and enter BIOS settings by pressing specific keys during startup.
  2. Look for Secure Boot settings and turn it off.
[Solved] Operating System Loader has no Signature Error

Perform a Cold Boot

Performing a cold boot can help resolve this issue. Here’s how:

  1. Press and hold the Power button on your computer until it shuts down completely.
  2. Power it on again to perform a cold boot.

Seek Expert Assistance

If none of the above solutions work, seeking help from technical support forums or contacting your device manufacturer might provide more specific guidance or solutions to overcome this error.

Conclusion

Encountering the “Operating System Loader has no Signature” error during startup can be concerning, but these steps often resolve the issue. Glitches happen occasionally, but these fixes should help you start up your computer smoothly again.

Masab Farooque

About Author

Masab Farooque is a Tech Geek, Writer, and Founder at The Panther Tech. He is also a lead game developer at 10StaticStudios. When he is not writing, he is mostly playing video games

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