How do I remove system roots keychain certificate?

How do I remove system roots keychain certificate?

Instructions for Android

1. Open the Settings application, and select the Security option.
2. Navigate to the Trusted Credentials.
3. Tap on the certificate that you would like to delete.
4. Tap Disable.

How do I remove Certificate Authority?

Go to “Settings” and select “Screen Lock and security”, “User credentials”. Click and hold on the certificate you wish to delete until a window pops up with the certificate details, then click “Delete”.

What happens if I turn off all security certificates?

If you wish to remove all certifications on your device, you can, in a few steps. You would usually remove a certificate if you no longer trust a source. Removing all credentials will delete both the certificate you installed and those added by your device.

How do I get rid of not trusted certificate on iPhone?

Question: Q: How to remove non trusted certificates that are installed

1. Go to Settings > General > Profile, tap on the app’s configuration profile.
2. Then tap Delete Profile. If asked, enter your device passcode, then tap Delete.

How do I remove expired certificates from certificate authority?

To remove expired CA certificates:

1. Log on to the SMG control center as an administrator and navigate to Administration > Settings > Certificates.
2. Select the Certificate Authority tab.
3. Click the Backup button and save the file.
4. Click the Restore button.
5. Browse to the backup file you just created, select it and click “Open”

Why is my certificate not trusted?

The most common cause of a “certificate not trusted” error is that the certificate installation was not properly completed on the server (or servers) hosting the site. To resolve this problem, install the intermediate certificate (or chain certificate) file to the server that hosts your website.