You might try using one of the other wallet clients. Atomic and Exodus do not currently support native Cardano assets. Users regularly complain about Yoroi wallet not updating or struggling during periods of high demand.
On the team, we are having good success with https://eternl.io/ (Formerly CCVault) it will import your Yoroi wallet, and it currently has Web, Android, and IOS clients available.
You may also like to try https://gerowallet.io/ or https://typhonwallet.io/
All three of these wallets work well with DripDropz, and are in active development.