Activation failed - 1, C5290

[Aldhinata 0]

Can You help me, read failed - 1, activation key for WF-C5290

[Fernando Delos Reyes 0]

same problem 

[Admin 17]

Hi!

What mode did you install the firmware in? Normal mode or update mode?

[Oumar Bella 0]

Bonjour, j'ai besoin d'une aide svp.  on me dit '' Provided key is invalid '' pourtant j'ai utilisé la clé qu'ils m'ont envoyé par email

[Admin 17]

Hi!

Contact us via email please, send the screenshot and tell your order number 

[RMJM 0]

How to know if it is Normal mode or update mode??

 

I got also Read Failed - 1 error while installing. 
 

[RMJM 0]

Please help

[Admin 17]

You need to install the firmware in normal mode (using the power button only).
You do not need to put the printer into update mode by pressing a button combination.