I've had this happen when trying new clients but less lately. I think there are a couple services that let you back up the follows list
Discussion
nostr:npub1xtscya34g58tk0z605fvr788k263gsu6cy9x0mhnm87echrgufzsevkk5s nostr:npub16c0nh3dnadzqpm76uctf5hqhe2lny344zsmpm6feee9p5rdxaa9q586nvr I recently started using Damus on mobile and use it alongside Primal.