Thank you for writing back.
On my end the characters in the text box are correctly upper cased. Please refer to the attached sample application which I have used for my tests.
If you continue experiencing issues, please modify the sample I have provided and get back to me with it so I can investigate the precise case.
I have converted this forum thread into a support ticket in order to allow attachments. You can find it in your Telerik account.
I am looking forward to your reply.
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