What to do if the microSD card is not recording videos or cannot automatically delete old videos when using the Xiaomi Smart Camera C302?

If the microSD card is not recording videos or cannot automatically delete old videos on the Xiaomi Smart Camera C302, please refer to the following steps to troubleshoot:
1. Check whether the Xiaomi Smart Camera C302 firmware and the Xiaomi Home App need updates.
2. Check whether the storage is off or whether the recording mode is set to record only moving images. Open Xiaomi Home App >> Tap [Open] >> tap the three-dot icon at the upper right corner >> tap [Manage storage] >> [SD card status] >> [Storage on/off]/[Recording mode].