Go to the TeamViewer options on the remote computer and enable "Grant easy access" under your account.
: Features 4096-bit RSA encryption, AES (256-bit) end-to-end encryption, and two-factor authentication (2FA). teamviewer preactivated best
TeamViewer’s servers can often detect cracked IDs and permanently blacklisted your hardware. Go to the TeamViewer options on the remote
While "preactivated" versions of TeamViewer may seem like a convenient way to bypass costs, they carry severe risks that can compromise your entire network AES (256-bit) end-to-end encryption