The extender comes default with encryption security WPA-PSK/WPA2-PSK Mixed Mode to allow a wide range and old legacy devices to seamlessly join to the V4. When some device can join and some device cannot, It may be necessary to change encryption security.
Disconnect all devices from extender. Connect the device with no problem to the extender.
01 Go to Advanced Dashboard --> Network --> Hotspot-Wifi --> and click on the EDIT button of the ez@XXXXXX configuration
02 In Encryption field, select > WPA2-PSK
03 In Cipher field, select > Force CCMP (AES)
04 Click on SAVE & APPLY button
05 Try join device to Extender
06 If unsuccessful, try with:
- WPA2-PSK & Force TKIP & CCMP (AES)
- WPA2-PSK & Force TKIP (AES)
- WPA-PSK & Force TKIP & CCMP (AES)
- WPA-PSK & Force TKIP (AES)