Assuming your 2FA method is TOTP. Back up the 2FA keys to an encrypted file, with a long passphrase. Take it with you (or store it in the cloud, in this situation this is possibly safer). The when you need them just
install a TOTP app
import decrypted keys
login to things.
Then when you’re done logout of things and delete the TOTP app.
Assuming your 2FA method is TOTP. Back up the 2FA keys to an encrypted file, with a long passphrase. Take it with you (or store it in the cloud, in this situation this is possibly safer). The when you need them just