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diff --git a/static/usage.html b/static/usage.html index c1b6adcd..b8fa59f5 100644 --- a/static/usage.html +++ b/static/usage.html @@ -104,6 +104,7 @@ </li> <li><a href="#banking-apps">Banking apps</a></li> <li><a href="#app-link-verification">App link verification</a></li> + <li><a href="#carrier-functionality">Carrier functionality</a></li> </ul> </nav> @@ -1045,6 +1046,53 @@ <a href="https://developer.android.com/training/app-links/verify-site-associations">developer documentation on app link verification</a>.</p> </section> + + <section id="carrier-functionality"> + <h2><a href="#carrier-functionality">Carrier functionality</a></h2> + + <p>GrapheneOS aims to work with all carriers that are officially supported by Google + on the stock operating system on Pixel devices. Wi-Fi Calling, VoLTE, Visual Voicemail, + MMS, SMS, Calling and 5G (SA and NSA) all are supported, however some functionality may + not be usable due to Google not supporting carriers on the stock OS officially or + due to GrapheneOS not shipping proprietary apps required in order for this + functionality to work on some carriers. GrapheneOS extracts CarrierConfigs, APNs, + modem configurations, Visual Voicemail configurations and MMS configurations from the + stock operating system to ensure users get easy carrier support that "just works".</p> + + <p>Please note that in some regions, LTE is referred to as 4G.</p> + + <p>Generally Visual Voicemail, SMS, MMS, Calls and VoLTE will work fine on GrapheneOS + with officially supported carriers by Google. Wi-Fi calling may vary due to a reliance + on proprietary Google apps which GrapheneOS does not ship.</p> + + <p>If you are having problems sending or receiving SMS/MMS messages, we suggest that + you perform the following steps:</p> + + <ul> + <li>Deregister your phone number from <a href="https://selfsolve.apple.com/deregister-imessage">Apple iMessage</a></li> + <li>Deregister your phone number from <a href="https://messages.google.com/disable-chat">Google Chat Features</a></li> + <li>Deregister your phone number from your carrier's RCS service</li> + </ul> + + <p>If you continue to have problems despite following the instructions above or you + have another carrier related issue, we suggest that you perform the following steps:</p> + + <ul> + <li>Some carriers require you to explicitly opt in to use services such as Wi-Fi calling. + Consult your carrier's documentation on the process for this or contact them.</li> + <li>Reset Mobile Network settings in Settings ➔ System ➔ Reset options ➔ Reset Wi-Fi, + mobile & Bluetooth and then reboot the device.</li> + <li>USA users only: You may need to request your carrier to enable CDMA-less mode if + you have issues.</li> + <li>Follow your carrier's instructions for setting up APNs, this can be found in + Settings ➔ Network & Internet ➔ SIMs ➔ Access Point Names</li> + <li>As a last resort you may need to ask your carrier for a replacement SIM card.</li> + </ul> + + <p>GrapheneOS includes bypasses for carrier restrictions on APN editing, tethering via + USB, Ethernet, Bluetooth and Wi-Fi and the ability to disable 2G, actions which would not + have been possible on the stock operating system.</p> + </section> </main> <footer> <a href="/"><img src="{{path|/mask-icon.svg}}" width="512" height="512" alt=""/>GrapheneOS</a> |