Samsung SM/P6000ZWYX 用户手册

Settings       165

4. To block or warn before installing apps that may cause 

harm, touch Verify apps.

5. Touch Change security level to modify the security level 

for credential files.

To set security update service settings:

1. From the Settings screen, touch General tab ➔ 

Security.

2. Touch Auto update security to automatically check for 

changes to the security policy and download any 

updates to improve security.

3. Touch Via Wi-Fi only to only update security policy 

automatically when your device is connected to a Wi-Fi 

network.

If a certificate authority (CA) certificate gets compromised or 
for some other reason you do not trust it, you can disable or 
remove it.

1. From the Settings screen, touch General tab ➔ 

Security.

2. Touch Storage type to set a storage type for credential 

contents.

3. Touch Trusted credentials.

The trusted credentials screen has two tabs:

• System: Displays CA certificates that are permanently installed 

in the ROM of your device.

• User: Displays any CA certificates that you installed, for 

example, in the process of installing a client certificate.

4. Touch a CA certificate to examine its details.

A scrolling screen displays the details.

Scroll to the bottom of the details screen and touch 

Turn off to disable a System certificate.