As you know, Windows 10 is the latest operating system provided by Microsoft Cooperation. Due to many improvements of Windows 10, many of you choose to make a upgrade to Windows 10 from Windows 7 or Windows 8.1. However, this upgrade is not successful, and you may receive such an error, just like the following example says:
“When upgrading to Windows 10, customers may encounter the error “We couldn’t update system reserved partition”, error code 0xc1900104, or error code 0x8000f0922.”
Why does this issue happen? Generally speaking, it seems there are two reasons for such a problem. Probably there is something wrong with the file system on the system reserved partition. In addition, it is likely to that system reserved partition doesn’t have enough space for Windows 10 upgrade. How to solve this error? Please keep on reading.
If you are unable to upgrade system reserved partition when upgrading to Windows 10, what should you do? The above content tells you two factors for this issue, so just try different measures to solve this error. If you fail to make a upgrade due to system failure, the first thing is that you should fix file system error. MiniTool Partition Wizard is worth recommending to fix the error with its “Check File System” feature. Download this partition manager firstly and then start to check and repair error on file system. During the process, please select “Check & fix detected errors” option.
Besides, the main factor is that this partition is not large enough for Windows upgrade. Thus, in this case, it is necessary to enlarge system reserved partition. To achieve this aim, how to increase your partition size? When mentioning extending partition, you may choose to use Windows 10 Disk Management to do this work. However, usually system partition C drive is behind system reserved partition and there is no unallocated space adjacent to the system reserved partition, so Extend Volume grayed out and it is not allowed to extend volume with Disk Management. Is there any simple way to expand system reserved partition? Fortunately, MiniTool Partition Wizard is also can be used to achieve this aim.
Step 1: Launch MiniTool Partition Wizard and go to its main interface. Select system reserved partition and then click “Extend Partition” feature in the left pane.
Step 2: Then you can extend system reserved partition by taking free space from other partition. Here take F as an example. It is allowed to decide how much free space you want to take, please drag the slider bar. Then click “OK” to start to add free space to system reserved partition.
Step 3: click “Apply” to perform the process.
Then system will restart for this operation. After finishing this work, you can make a successful Windows 10 upgrade. In addition, MiniTool Partition Wizard Bootable CD is recommended to do this work.
Just try the above two solutions to solve “couldn’t update system reserved partition” issue. If you want to know more information, click here.