How to fix Sony Vaio operating system not found when start up

When you try to turn on your Sony Vaio then do not go into booting windows but stuck on ” operating system not found ” in this tutorial we will show you how to fix it.


you will find it easy to solve this problem, just flow the steps:

Step 1: Shut down your laptop by holding the power buttun.

Step 2: We will start the laptop by holding the Assit button.

Step 3: the laptop will automatically go to * Vaio Care * mode on sony vaio.

Step 4: Press F2 key to access the BIOS.

Step 5: Use the arrow keys on keyboard to locate BOOT tab on Menu F2.

Step 6: Change the Boot mode from UEFI to Legacy.

Step 7: Enable External Device Boot.

Step 8: In Exit tab choose save changes.

After saved all, we will exit from BIOS by: choose –> Exit Setup –> Yes

Problem Solved.

Good luck

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