Articles in this section
- How do I reboot or re-provision a Grandstream GXP21xx phone?
- How to take a screenshot on Grandstream GXP21XX Series
- How to Perform a Conference Call.
- How do I adjust the screen brightness on my desk phone?
- How do I turn on or turn off Do Not Disturb on my phone?
- Can I use Bluetooth on my desk phone?
- How do I transfer a call on my phone?
- How do I subscribe my cordless phone to a base station?
- How do I intercom another extension?
- How do I factory reset my GXP21XX series phone?
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