Common Issues for Grandstream WP820
Do Not Disturb is enabled
To disable the DND mode, Access LCD Menu → Settings → Call Settings→ Do not disturb
and set Do not disturb to Off.
You can also disable Do not disturb from the user access home page. Toggle the page to the
right and access the quick user page. See Figure 11 below:
Call Forwarding is enabled
To disable call forwarding, follow the steps below:
1. Press Menu to bring up operation menu.
2. Use arrow keys to reach Settings → Call Settings→ Call forward.
3. Select which account will be enabling the call forwarding feature and navigate to “Call
forwarding”.
4. Set “Call Forward” to “Off” and then press the “Save” button.
Wi-Fi is disabled
To turn on/off Wi-Fi, follow the steps below:
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