How to solve WINDOWS8 system boot CPU occupancy rate high hard drive light flash fault

Failure Phenomenon:

Windows 8 after the boot CPU has been occupied 20%-30%, hard drive light flash, just installed Windows 8 did not install Third-party software.

　　Reason Analysis:

Verify that users log on using Microsoft account (i.e., Windows Live account), users will automatically join the HomeGroup when they log on, and synchronize the current user settings data when connected to the network, resulting in high CPU usage.

　Solution:

Press Win+i key then enter, enter the Setup interface, select the family group on the left, then choose to leave, and exit the family group problem solving.