When opening the inventory in Minecraft and using the Recipe Book. Clicking on the Recipe Search does not automatically allow you to type. You must press T or Enter (or whatever your chat key is bound to) in order to type. I'm not sure if this was intentional. It seems like it's a bug.
Thank you for your report!
We're actually already tracking this issue in MC-164258, so I resolved and linked this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
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