Xtool EZ400 activation not work, How to do?

Problem:I have a problem with  XTOOL EZ400 Diagnosis Tool, when all the details have been entered and I press ‘Activate’, the app keeps on saying ‘Please wait…’ for about an hour while nothing happens.

The Error screenshot:



First ensure the internet is working fine.

Then update Xtool EZ400 Pro to the newest version

Please download this APP and try again

(If not, please contact email at: sales@OBDexpress.co.uk )

Finally, All good and working!