Security Canceling your O2 contract: How to terminate your cell phone contract by Tobias October 21, 2025 by Tobias October 21, 2025 With O2, you can cancel your contract in various ways. We will show you … 0 FacebookTwitterPinterestThreadsBlueskyEmail
iPhone/iPad O₂ Apple Watch eSIM: How to get the most out of eSIM technology by Tobias July 25, 2025 by Tobias July 25, 2025 eSIM technology offers flexible options for your Apple Watch, especially when used with O₂. … 0 FacebookTwitterPinterestThreadsBlueskyEmail
Internet O2 Speedtest – it works on these pages by Johannes April 2, 2025 by Johannes April 2, 2025 In this practical tip, we will explain on which pages you can perform an … 0 FacebookTwitterPinterestThreadsBlueskyEmail
Android Remove the simlock: This is how to do it for all providers by Corinna December 20, 2022 by Corinna December 20, 2022 If you want to sell your smartphone or use it with another SIM card, … 0 FacebookTwitterPinterestThreadsBlueskyEmail
Android o2: Activate Multicard – this is how it works by Michaela September 7, 2022 by Michaela September 7, 2022 Before you can use your second SIM with o2, you must activate the Multicard. … 0 FacebookTwitterPinterestThreadsBlueskyEmail