Slow internet connectivity may be a contributing factor if TurboTax updates are not functioning properly on Windows and Mac OS. You can experience the specific problem if your Wi-Fi connection is disrupted or doesn't function properly. The TurboTax update problem could also be caused by incorrect PC settings. Let's try using the suggested ways to resolve the TurboTax updates issue. After following the steps, you can receive timely updates for the software on Windows and Mac.