Wing controller firmware upgrade and AP upgrade

[johnie]

Dear team

Kindly help on detailed procedure ,how to upgrade controller NX5500 and its AP 

Do firmware versions need to match on controller and ap ? how AP will get firmware from controller ?

Also if multiple ap types are connected , what's the procedure to upgrade. AP models  7000 and 300 series

[RobertZ]

The below Knowledge Articles will help you with your upgrade, Yes firmware of APs and WLC need to be same ver

How to upgrade a WiNG controller or AP from CLI

Recommendations for upgrading WiNG v5 and v7 Wireless Controller with Remote Site APs


Where to download WiNG firmware?