There are several free data recovery apps available that can work on older Huawei phones. Here are some of the best options:
1. **DiskDigger Photo Recovery**: This app is well-known for its effectiveness in recovering lost photos and videos. It has a free version that can recover files without root access, but rooting the device allows for deeper scans.
2. **EaseUS MobiSaver**: This app is user-friendly and allows you to recover various types