Can't break blocks or hit anything

Thank you for your report!
However, this issue has been temporarily closed as Awaiting Response

Is this still an issue in the latest version? If so, can you please add it to the affected versions (or mention it if you are not the reporter).

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Cleaning up old tickets: This ticket had been set to 'Awaiting Response', but has not received a response from the reporter (~3 months+) so is being closed as Incomplete. If you feel this is still a valid issue then please comment, or create a new ticket following the Issue Guidelines which includes steps to reproduce the problem.

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📓 Issue Guidelines – 💬 Mojang Support – 📧 Suggestions – 📖 Minecraft Wiki

I should have made this comment a long time ago but I forgot the problem was that when the new update came out the hit button was not set to anything for some reason so I went into settings and set the hit button to left click.