System Partition Size increasing in Windows 7 is required when there's not enough disk space to upgrade system to Windows 10. You may also feel necessary to extend system partition when local disk is running out of space in System Partition. Disk Management, the snap in partition manage software, sometimes fails to extend system partition when Extend Volume grayed out in Disk Management. It's now time for using Partition Magic Free Alternative Software: Partition Expert.
You can use Macrorit Disk Partition Expert to Change System Partition or Resize Partition in Windows 7 without losing data, with the new technology: Cancel-at-will you can even cancel partitioning progress before it's done, it's very useful when you want to redistribute partition size in C: Drive.
Resize Partition Free Software Partition Expert is the right tool before upgrading to Windows 10 and the best low disk space issue solver in Windows System.