Can I put in a 64MB SD card into the new Wyze 3?
Welcome Brenda. Yes, you can. But it’s not recommended and supported by Wyze.
If you do choose to install a 64GB card, you should use a reliable brand from a reputable seller. The card should be a high-endurance card made for continuous recording cams. The card can be formatted as exFAT or FAT32 in a V3 as long as your cam is running the latest firmware, currently v220.127.116.110. I use this brand/model in all of my Wyze cams: