Anti-Malware Windows platform update failed

If you get a 935 Software Update: Anti-Malware Windows Platform Update Failed error, double-click the error message to display more detailed information. The “Message” in the error event may include:

• An incompatible Anti-Malware component from another Trend Micro product
• An incompatible Anti-Malware component from a third-party product
• The certificate is not signed by Trend Micro
• The signed certificate is not trusted
• The signed certificate is not authorized with appropriated purpose
• Other/Unknown Error

An incompatible Anti-Malware component from another Trend Micro product

To solve this error:

1. Uninstall the incompatible Trend Micro product (for example, Office Scan or Endpoint Sensor).
2. Reinstall the Deep Security Agent.

An incompatible Anti-Malware component from a third-party product

To solve this error:

1. Uninstall the third-party product.
2. Reinstall Deep Security Agent.
3. Add Deep Security to the third-party software's exception list. Contact Trend Micro support if you need assistance.

The certificate is not signed by Trend Micro

To solve this error:

1. Update your Windows computer to support SHA-2 code signing. For details, see New versions of Trend Micro Deep Security agents for Windows will only be signed with SHA-2.
2. Restart Deep Security Agent.
3. If the error is not resolved, please collect an agent diagnostic package and contact Trend Micro support for assistance.

The signed certificate is not trusted

To solve this error:

1. Follow the instructions in Updating the VeriSign, DigiCert, USERTrust RSA certificate on Deep Security to import required certificates.
2. Restart Deep Security Agent.
3. If the error is not resolved, please collect an agent diagnostic package and contact Trend Micro support for assistance.

The signed certificate is not authorized with appropriated purpose

To solve this error:

1. Follow the instruction in Examining purpose of certificate in Deep Security to enable the purpose of the certificate.
2. Restart Deep Security Agent.
3. If the error is not resolved, please collect an agent diagnostic package and contact Trend Micro support for assistance.

Other/Unknown Error

To solve this error:

1. Uninstall and reinstall the Deep Security Agent.
2. If the error is not resolved, please collect an agent diagnostic package and contact Trend Micro support for assistance.