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Feb 16, 2021 · I installed a Windows 10 update last night, and I'm getting the "Preparing Automatic Repair" infinite loop. Using the command prompt, I saw that my drive letters had been changed. Does anyone know why the drive letters would change?
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After installing the Windows 10 April 2018 Update (version 1803), one or more drive partitions that would normally be hidden may be assigned a drive letter and appear in File Explorer and Disk Management. These partitions are typically between 400 MB to 1 GB and contain important info used by the Windows Recovery Environment (WinRE) or your device’s manufacturer.
Do not delete or reformat these partitions, as this may prevent you from recovering Windows if needed.
Although you may safely ignore previously hidden partitions, you can hide them again by removing the partition’s assigned drive letter.
, select and hold (or right-click)
in the list of results, and then choose
In the Administrator: Command Prompt window, type the following command, where
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- Press the Win+R keys to open Run, type diskmgmt.msc into Run, and click/tap on OK to open Disk Management.
- Right click or press and hold on the drive (ex: "F") you want to change the drive letter of, and click/tap on Change Drive Letter and Paths.
- Click/tap on the Change button.
- Select (dot) Assign the following drive letter, select an available drive letter you want to assign, and click/tap on OK.
Feb 22, 2022 · Changing the letter of a drive is easy on Windows 10 and Windows 11, but you should do it as soon as you add the drive to prevent future hassles. Find out how to change a drive letter here. Windows assigns drive letters alphabetically --- starting with C --- when they're initialized.
In versions of Windows prior to Windows 10, you can also start the GUI for Windows Update by entering following command (located in %windir%\system32\ folder): wuapp.exe This only opens the update application and checks available updates, it does not install them.
Jul 30, 2022 · Option One: To Check Drive Status in Security and Maintenance; Option Two: To Check Drive for Errors using Drive Tools in Properties; Option Three: To Check Drive for Errors using "chkdsk" in Command Prompt; Option Four: To Check Drive for Errors using "Repair-Volume" in PowerShell
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Jan 6, 2023 · If the hard drive does not appear in File Explorer, this could indicate that the device is disabled, offline, or does not have a drive letter.