Desk and Cordless Phone FAQs
- How do I reboot or re-provision a Grandstream GXP21xx phone?
- Grandstream DP720 - Charging & Battery Replacements
- How to initiate and manage conference calls - Polycom Trio 8500
- How to take a screenshot on Grandstream GXP21XX Series
- How to Perform a Conference Call - Grandstream GXP21XX
- 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?
- Grandstream GXP21XX Series - Bluetooth Setup / Compatibility
- How do I transfer a call on my phone?
- How to connect Cordless Handset to Base Station
- How do I intercom another extension?
- How do I reboot or factory reset a GXP14XX desk phone?
- What can I do if I experience call quality issues?
- How can I change the layout of my one-touch buttons on my GXP21xx series phone?
- What should I do if I have a complete phone/network outage?
- How do I manage call forwarding on my phone?
- What is the difference between blind and attended transfer?
- How do I manage contacts in my address book on my GXP21xx phone?
- How do I factory reset my Grandstream phone?
- How do I start a new call when I am already on a call?
- How do I see call history on my Grandstream phone?