"Mobile data network could not be activated" - Why?
You will be shown, for example, when Calling a web page the message "Mobile data network could not be activated", can't access your iPhone on the Internet. Reason an error in the settings. This may have caused, but your iPhone itself may be to blame.
Error: Mobile Data Network
Cellular data network to configure properly
So you can use the mobile data network, you need to put often the correct access data. These are pre-configured from provider to provider are different and not always correct.
- iOS 7: Open the "settings"App on your iPhone and select the menu item "Mobile network". Under "Mobile data network" you can now make the required settings.
- iOS 6 and older: Open the "settings"App on your iPhone and select the menu item "General". Under "Mobile network" you will find the Option "Mobile data network".
- In the columns "APN", "user name" and "password" with the appropriate values entered, so you can use the Mobile network. This information is given in the next paragraph
Mobile data network configure
Access data of the mobile service provider
Each mobile operator assigns other data for the APN, user name and password. Due to the numerous suppliers, we cannot list here all the access data. You should not be here, googling the name of your mobile service provider with the addition of "Mobile data".
- Vodafone: APN: web.vodafone.de, User name and password remain blank
- T-Mobile (also provider such as Congstar and clear mobile) APN: internet.t-mobile or APN: internet.t-d1.de user name: TMobile password: tm
- E-Plus (also providers such as Simyo, Base, Blue, Aldi Talk): APN: internet.eplus.de user name: eplus password: internet
- O2: APN: Internet, user name and password remain blank
Mobile data network configure
Last help: network settings delete
You should have the Problem still not fixed, there remain two last options: reset network settings or memory empty.
- Open the "settings"App and navigate via the menu items "General" and "Reset" to the Option "network settings". Confirm your decision with "Reset" and set up the mobile network again as described above.
- To Empty the RAM, you can perform a cold start. Hold the Home Button and the on/off switch until the device is switched off completely. Restart your iPhone afterwards.
Network settings delete
