Win8.1 compressed volume can only be compressed by half. Solution

Today, a small colleague pre-installed Windows system machine, after installing other third-party software, or after doing system update, then using compressed volume partition, only Compressing almost half of the space comes out, there is no free space after compression, but the C drive is still very large. Analysis of the cause: The software or patch may be installed, causing the system to create a restore point, which causes the compressed volume function to compress only the space available in the second half. Solution: 1. When this symptom occurs, first turn off the system protection function and delete the restore point. The specific method is as follows:

1) Enter the system properties and find the system protection. FIG:

2) configured to select, turn off system protection, and selects a restore point before deleting deleted, as shown:

2. done disable the system After protecting and deleting the restore point, if the C drive still cannot be compressed, it is recommended that you back up the data and restore the system with one click.