Question:
I can not login to MagManager on Microsoft Edge, I get the error message 404 header request too long.
Answer:
This is an issue specific to your device, it's likely that you have a cookie that has grown too big.
Step 1 - Open Microsoft Edge (other web browsers may have a different layout).
Step 2 - Visit magmanager.co.uk
Step 3 - When the page opens, click on the padlock to the left of the URL in the address bar.
Step 4 - Click Cookies and site data.

Step 5 - Click Cookies (2 cookies in use).

Step 6 - Expand the entries in the domain list to reveal the cookies set for each one.
Step 7 - Select the Cookies folders for magmanager.co.uk and www.magmanager.com and click Remove.

Step 8 - Refresh the page, by clicking the circular arrow refresh button, then try visiting the page you were having trouble with.
Additional Information:

