How to Fix error code 0x800700c1?

Error code 0x800700c1 is a Windows error code that indicates a problem with the registry. This error code can be caused by a number of things, including a corrupt registry, a virus, or a hardware issue.

• Ensure that the drive is connected properly
• Check if the drive is set to DMA mode
• Update the driver for the drive
• Try a different SATA cable
• Change the SATA mode in the BIOS

1. Ensure that the drive is connected properly

1. First, ensure that the drive is properly connected to the computer using the appropriate cable.
2. If the drive is not connected properly, the error code 0x800700c1 may be displayed.
3. To resolve the issue, make sure that the drive is properly connected to the computer.

2. Check if the drive is set to DMA mode

1. Boot the computer and press the F2 key when the BIOS screen comes up
2. Select the "Advanced Mode" option and press Enter
3. Look for the "DMA Mode" option and make sure it is set to "Auto"
4. Press the F10 key to save the changes and exit the BIOS screen
5. Re-boot the computer and test the drive

3. Update the driver for the drive

1. Go to the Device Manager and right-click on the drive that is having the error and select Update Driver.
2. In the Update Driver dialog box, select the Browse my computer for driver software option and then select the Let me pick from a list of available drivers on my computer option.
3. In the Let me pick from a list of available drivers on my computer dialog box, select the appropriate driver from the list and then click OK.
4. Click Next in the Update Driver dialog box.
5. In the Driver Installation Options dialog box, select the Confirm installation of this driver software option and then click OK.
6. After the driver has been installed, click Finish in the Update Driver dialog box.

4. Try a different SATA cable

1. Verify that the SATA cable is properly seated in both the motherboard and the drive.
2. If the SATA cable is properly seated, remove any external devices from the motherboard and connect only the SATA cable to the drive.
3. Boot the computer and check for any errors. If there are no errors, continue to the next step.
4. If there are errors, remove the SATA cable from the drive and replace it with a new SATA cable. Boot the computer and check for any errors.
5. If there are still errors, replace the drive.

5. Change the SATA mode in the BIOS

In the BIOS, press the F2 key to enter the BIOS setup. On the Advanced tab, select the SATA controller. On the SATA controller properties, set the Mode to AHCI. Save and exit the BIOS.