Win8 can't start the security center service. How to do

Win8 can't start the security center service as follows:
The common reason for this error is caused by the security protection software installed in the computer, because some security software has system cleaning and Optimize the function, so it will prompt to close the unneeded service, etc. Users often find that the Security Center service cannot be started after optimization and cleanup.
Operation steps:
Scenario 1: According to the following steps to confirm the security center service settings
1, & ldquo; start & rdquo; - & ldquo; run & rdquo; enter services.msc and press Enter to find the Security Center, Double click, start type selection <;auto & rdquo;, service status selection “ start & rdquo;.
2, if the startup fails at this time, continue to enable the Remote Procedure Call (RPC) and Windows Management Instrumentation services in the same way as above, and then try to start the Security Center service again.
Scenario 2: Disable anti-virus software and firewall
1, temporarily disable the security protection software in the computer and third-party firewall programs (for example: Kingsoft Internet Security, 360, optimization master, etc.), and then enable the Security Center service.
2, still can not start at this time, temporarily uninstall the anti-virus software, and then start the security center service.
Scenario 3: Clean boot in safe mode
After entering security mode, start Security Center service according to scenario 1, check whether it is successful; if you can successfully start Security Center service in safe mode, you can use clean boot method To troubleshoot the program service that caused the conflict.
1, WIN + R call "run" & rdquo;, enter "MSCONFIG"; hit enter, call out "system configuration", on the "regular" tab, click & ldquo; have a choice Startup”.
2. Under “Selective Startup”, click to clear the “Load Startup” checkbox.

3. Click the "Services" tab, click to select the "Hide all Microsoft services" checkbox, and then click “ Disable All.

4. Click the "Enable" tab, then click “all disable” and confirm.

5, then click “restart”.