What are the requirements for upgrading my device?

To upgrade your device with Vodafone Germany, you need to fulfill a few requirements. Firstly, your contract should be eligible for an upgrade, which usually means meeting the minimum term length. Additionally, you must have an active Vodafone contract with no outstanding payments or overdue bills. It is also essential to return your current device, which should be in working condition and without any major damages. Upgrading may involve selecting a new device and choosing an appropriate tariff plan that suits your needs. Lastly, you might need to provide identification and proof of address when upgrading in-store. Make sure to contact Vodafone's customer service or visit their website for further details and assistance regarding the upgrade process.