Yes, you can activate Disney Plus without a code if you're signing in directly on a supported device. Simply open the Disney+ app, enter your login details, and start streaming. However, some devices require activation using a code. If prompted, visit disneyplus.com/begin on a web browser, log in, and enter the provided code to link your device. This step is necessary for devices like smart TVs, gaming consoles, and streaming sticks. If you face issues, ensure your subscription is active and try restarting the device. Activation is quick and ensures seamless access to Disney+ content.