Chat Gpt 4 TextBox when i write and press the button , no thing happen?

When i choose ChatGpt 4 and i want to search or ask in textbox
when i pressed the enter button
no thing happen and the text will deleted

but , on my phone chatgpt4 is working as well

the problem is only on pc’s
not my pc only
i tried on multi browsers and multi pc
and i got the same problem