Fix "Can't Extend C Drive with Unallocated Space" in Windows 11/10
Having trouble extending your C drive with unallocated space on Windows 11/10? You're not the only one! In this video, we’ll walk you through a simple, step-by-step solution to this common problem. Whether you're low on storage or just want to optimize your disk space, our tutorial will help you make the most of that unallocated space and expand your C drive effortlessly.
💡 Why This Happens:
Many users face this issue because the unallocated space isn’t next to the C drive, or because of system-reserved partitions. In this video, we’ll show you how to move the unallocated space next to your C drive so you can get around these limitations.
Delete the Recovery Partition
reagentc /disable
diskpart
list partition
select partition x
detail partition
delete partition override
Re-create the Recovery Partition
list partition
select partition x
set id=
gpt attributes=
list volume
select volume y
remove letter=y
exit
reagentc /enable
Note: x=disk or partition number, y=volume letter.