CHROME
Select chrome & Press 3 keys together
1) Ctrl + Shift + Del
2) Select "the beginning of time" & Click "Clear browsing data" button
For video training see below.
https://www.youtube.com/watch?v=zUb_KihIgXo
EDGE
Go to the settings
Under privacy and services > Choose what to clear
Select the following:
Browser Private Mode:
MS Edge
Chrome