To delete your cookies and cache, you must first know the version of your internet browser. First identify the browser: its name is listed at the top left of your internet window. The most common browsers are: internet explorer, mozilla firefox, google chrome and safari.

identify the version of your browser:
if you are using internet explorer or mozilla firefox, click on the question mark in the menu bar then choose "about ...". The version of your browser will be entered in this window.
if you are using google chrome, click on the "3 horizontal bars" icon at the top right of the address bar, then on "about google chrome". The version is entered in this window.

update your browser:
Once the browser and its version have been identified, we recommend that you update to the latest existing version. You can download the updated version of your browser directly through your browser or from the websites of the browser editor (microsoft. Com, mozilla. Org or google. Com).

delete cookies and cache:
- under mozilla firefox:
go to the "tools" menu, choose "delete recent history". At the level of "interval to be deleted", position yourself on "all", then check the boxes "cookies" and "cache" before clicking on "delete now".
- under google chrome:
click on the "3 horizontal bars" icon at the top right of the address bar, then choose "tools" and finally "delete browsing data". Then choose to delete the elements dating "from any time" and check the first 4 boxes. Valid by clicking on the "delete browsing data" button.
- under safari for mac:
opens a safari window. Select "reset safari ..." from the menu then click on reset. Select "empty the cache ..." in the menu then click on empty.