This post: Wyze App Service Outage - 8/22/19 - #210 by WyzeGwendolyn did initially say “firmware” but has since been corrected to say it’s an app update that will be needed.
Also, while Wyze employees are sometimes present on the forum, it is intended as primarily as user-to-user community. If you need support, the proper thing to do is to make a Support Request