Security Token

[cook_dw]

I believe you will have to resize your photos so they are around 1G or less and itll allow you to upload them.

[Xplantdad]

Try this...Found on the internet



What is the one part solution to get valid security token?

Firstly, close the web browser and reload it again. Give a try to clear DNS cache and cookies storage. (Clean your internet cache and cookies)

Secondly, try to use private or incognito window for security reasons. (In Firefox you right click and choose "New Private Window")