Often, a power cycle of the cam can get them working ... Sometimes just reinserting the card can fix things. Though not mentioned by Wyze, high-endurance SD cards should be preferred.

Indoor/Outdoor: Wyze Cam v3 is a wired video camera with an IP65 ... 24/7 Continuous Recording: Continuous video recording with a 32GB MicroSD card (sold separately). Just insert the MicroSD ...