Try this........- Click Start - Type the word msconfig into the Search box and press Enter - Untick every tick mark under the Startup tab. - Click the Services tab, then tick the box that hides the Microsoft services. - Untick every remaining tick mark. - Physically disconnect the machine from the Internet. - Reboot in Normal Mode. - If this fixes the problem, restore the tick marks in groups of 4 until you find the culprit, then leave it unticked. - Restore your Internet connection when finished.
OnePlus 5T review: Hands-on