"Can't validate server certificate"


Before troubleshooting, please make sure:

  • You are connected to the internet via Wi-Fi or mobile data network
  • Your device is not jailbroken
  • A 3rd party app is not interfering with Internet Settings 'For example, a sensitive Firewall or another VPN application.'
  1. Turn Hotspot Shield Protection ON
  2. Switch Airplane Mode ON and OFF
  3. Reinstall Hotspot Shield Profile
    • In the Hotspot Shield app, tap Settings > Re-install Profile
    • Follow the onscreen instructions to install a new profile
    • In the app, turn Protection ON
  4. Connect to a different network (for example, if you were connected to Wi-Fi, try connecting to your mobile data network or another Wi-Fi)
  5. Open Hotspot Shield > Turn Protection ON
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