To use Bard, you need to sign in with your Google account and join the waitlist. You can access Bard from any device with a web browser by going to bard.google.com. Once you are in, you can start chatting with Bard by typing in the chat box or clicking on one of the suggested topics. You can also switch between different modes, such as casual, creative and precise, depending on your preference and purpose.
Bard is still an experiment and not a finished product. It may not always understand your input or generate accurate or appropriate responses. It may also repeat itself or contradict itself. You should not rely on Bard for any important or sensitive information or decisions. You should also be respectful and polite when chatting with Bard and follow the terms of service and privacy policy of Google.