You should see that the system reserved partition has more free space now. I guess it would be worth a try, and if it failed one could always go back and do a complete clean install, formatting the drives, etc. I had two desktops and one Surface Pro the first one running Windows 8. It should work fine now. It also prompts the error code such as error code 0xc1900104, or error code 0x800f0922.
The problem is that normally when that error is received it is because that partition is 100mb in size and Windows considers that too small to be updated. It failed with the message that the system reserved partition could not be upgraded. Now, right-Click on the Command Prompt Option from the menu and select Run as administrator option from the list. I followed your advice here up to step 7. Right-click on your Disk for example Disk 0 and select properties. You may want to create a backup first.
The System Reserved Partition on the hard drive stores the boot information data for the Windows. If you want this to be even easier done, you can use to simply allocate free space from any other partition to system reserved partition. They were complimentary of the pro version, so I decided to give it a try. However, if there are no successful files indicated, the command was not properly executed. I've walked through Microsoft's recommended fix using administrator rights to extend the partition. I reduced it's size using ChkDsk by following the relevant parts from this post.
The system reserved partition is 100 and cannot be updated. Also, to allocate the space to System Reserved Partition, drag the right handle of System Reserved Partition. Users may receive error code 0xc1900104 or error code 0x800f0922 when that is the case. Click Apply, Click yes to the next two pages and it will reboot your computer. Follow the procedure below and then try upgrading again. Now select the Volumes tab and check under Partition style.
It appears that such copies of Windows do not qualify for a free upgrade to Windows 10. Then, run and launch the freeware to get its main interface: From the screen above we can see the first partition is marked as system reserved, and it is always the one we are looking for. Once the Repair is completed, reboot the computer and try to upgrade or update the Windows. By the way, the System Reserved partition first appearance was on Windows 7, so you won't have this error on previous versions of Windows. However, if the system reserved partition has much free space, the most probable reason would be file system error.
From the main interface we can see system reserved partition becomes 7. . In the results, right-click on Command Prompt then choose Run as administrator. Some of the files aren't big enough to even bother. MiniTool Partition Wizard shows partition properties clearly.
The other two updated without issue. I may try that the first of the year if I can't find another solution. I also tried to extend the System Reserve partition by merging together an unallocated partition with System Reserved partition using , then attempted to run chkdsk via cmd, but it made it impossible to boot into Windows. To perform the same, follow the below resolution steps. Click yes, to grant permission to Run as administrator.
Mike400 wrote: That reserved partition is too small. Is the reserved partition corrupt? Computer may prompt to reboot the computer. It failed with the message that the system reserved partition could not be upgraded. Can you not find it? The error with the System Reserved partition occurs if the reserved partition becomes full. Type msc in the window then press Enter. The fat32 partition is what leads me to that.