For example, when the C drive is out of space, you need to resize another partition and add free space into C drive so as to fix this issue. Resizing partition is a process to re-allocate the disk space in Windows PC so as to extend or shrink partitions, making full use of unallocated spaces on a hard drive or SSD.
Question 3 - 'How do I increase or shrink space in Windows 11/10?' Question 2 - 'How can I increase partition size without formatting in Windows 11/10?' Question 1 - 'How can I change partition size in Windows?' How Do I Resize Partition in Windows 11/10 Follow to learn how to shrink volume as well as how to extend partition with unallocated space in Windows 11/10 on your own.
This page introduces how to resize partition Windows 11/10 (32bit and 64bit) without losing any data.