Cannot send message to +80112

Hi,

I am not able to send the message WEITER to +80112 anymore from today. I used to be able to do this to extend the data with 2GB after the daily limit of 10GB is reached on my 'Unlimited On Demand' plan.

How can I solve this.

Thanks.

Edit o2_Gerrit 27.07.2026 moved to English O₂ Community: Mobile