This article explains how to convert user input to uppercase in Access. This applies to user input in Tables and Forms.
Open the table in design view:
Select the field you would like its values to be converted to uppercase. Change the format to:
Open the form in design view. Select the controls where their values must be converted to uppercase. In the property sheet change the format to:
In result, all user input in the controls with this format will be converted to uppercase:
You can download the sample file used in this article from the link below:
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