TransPort WR21 certificate authority


I am unable to install the certificate authority - certificate.
I am able to successfully upload the certificate but when pressing the apply button it stays “Please wait…”.
Firmware Version: 5269 $ (Oct 08 2014 05:42:16)
SBIOS Version: 7.24u
Build Version: WW
HW Version: 1201a

I setup clock - OK

No problem with this certificate with Digi Wan-3G.