And the replacement should be sent back in about 5-8 business days. Then back up your data and send the device to Microsoft. If you have a Surface Pro 4 with a flickering screen, then you should find out if you are eligible for a free replacement. “To support customers affected by this issue, we will replace eligible Surface Pro 4 devices for up to three years from the date of purchase, free of charge.” “We have heard your feedback and after careful examination, have determined that a small percentage of Surface Pro 4 devices are exhibiting a screen flicker that cannot be addressed with a firmware or driver update,” said Microsoft in a support page.