The input amount component is disabled for me, and I can’t type any number. How can I fix this?

Helloooooo
For me, the number section in preview mode is disabled, meaning I can’t type the numbers, as shown in the image, understand?
The input amount component is disabled for me, and I can’t type any number. How can I fix this?

Helloooooo
For me, the number section in preview mode is disabled, meaning I can’t type the numbers, as shown in the image, understand?