There is no doubt that windows 8 phones have had a lot of bugs after the 8.1 update (Denim) rolled out sometime last year. After the Denim update, there has been plenty of issues that have been encountered by users. One of the most common problems is the blank screen during calls on Windows 8 phone. Blank Screen during calls on Windows 8 Phone The problem has been very … [Read more...] about Blank Screen during calls on Windows 8 Phone and Fix