I can't send and receive email messages on my Huawei P9 lite Android 6.0 Cause 1 of 3: The incoming or outgoing mail server isn't available Depending on which mobile network or Wi-Fi network you're connected to, your provider's email servers may be unavailable. ^{View Statistics: Past 24 Hours: 1. Past 7 Days: 12. Past 30 Days: 37. All Time: 13,614. The P9 Plus is the premium version of the Huawei P9 flagship smartphone. Features include a unibody case and dual rear-camera setup developed in partnership Huawei P9 Plus troubleshooting, repair, and service manuals.} wqIb.