If your product is showing an "Anti-malware signature status: Update failed[-3000]” error message it means you’re running Windows 7 and will need to download and install Microsoft Easy fix, which should resolve your issue.
- If the link does not work, copy and paste this address in a web browser: https://download.microsoft.com/download/0/6/5/0658B1A7-6D2E-474F-BC2C-D69E5B9E9A68/MicrosoftEasyFix51044.msi
2. Install Microsoft Easy fix
- Select the “I Agree” checkbox and then click “Next” button
- Once Easy fix is installed, click “Close” button