Hi, Womble One!
Thank you for letting us know you're having issues with Mobile data speed. It's possible that the issue is happening because of a poor network. There are a few steps you can try to fix the issue with your Surface Duo 2's mobile data speed before considering replacing it. Here are some suggestions:
- Reset the network settings: Resetting the network settings on your device can help resolve issues with mobile data speed. To reset the network settings on your Surface Duo 2, go to Settings > System > Reset options > Reset Wi-Fi, mobile & Bluetooth.
- Perform a factory reset: If resetting the network settings doesn’t help, you can try performing a factory reset on your Surface Duo 2. This will erase all data and settings from your device and restore it to its original factory state. Before performing a factory reset, make sure to back up any important data and settings from your device to your Google Account. To perform a factory reset on your Surface Duo 2, go to Settings > System > Reset options > Erase all data (factory reset).
- Reinstall the Operating System: If the above steps don’t help, you can try reinstalling the operating system on your Surface Duo 2 using a recovery image. To do this, you’ll need to download a recovery image on your PC, and then install it on your Surface Duo 2. Make sure your Surface Duo 2 is charged to at least 40% before you begin to install the recovery image. Check this link to guide: Recover Surface Duo if it won't start - Microsoft Support
If the issue persists, please feel free to contact Surface Technical Support directly for further assistance:
- Please go to: https://support.microsoft.com/contactus
- Select Devices
- Select Get Home Support
- Click: Don't want to use the Get Help app? Get support in your browser
- Type out Surface Duo
- Press Get help
- On the bottom click contact support or sign in to contact support
- From the drop lists select the items that apply and then you get a list of available options to get a support agent to contact you depending on your selected issue
Thank you.