Let's try adding your bank account on a private window, mohammed-shafiq-.
It is where we can identify any browser-related concerns. I've added these keyboard shortcuts to open one:
Google Chrome: Ctrl + Shift + N
Mozilla Firefox: Ctrl + Shift + P
Microsoft Edge: Ctrl + Shift + P
Safari: Command + Shift + N
If you're able connect, you can go back to a regular browser and clear the cache. A piled cache can also be the reason for some browser-traffic concerns.
You can also switch to a different browser like Google Chrome, Mozilla Firefox, Safari, or Microsoft Edge.
If connected, I recommend reading these guides to help manage your downloaded online banking transactions in the program: