1. Open Microsoft Edge and select the ellipsis in the top right hand corner
2. On the left hand side, select “Privacy, search, and services”
3. Click the blue “Choose what to clear” button
4. Make sure time range is set to “All time”
5. Select Cookies and other site data, and then select Clear now.

1. Click the menu button ☰ Button and select Settings.
2. Select the Privacy & Security panel and go to the Cookies and Site Data section.
3. Click the Clear Data…  button. The Clear Data dialog will appear.
   1. Cookies and Site Data (to remove login status and site preferences) and Cached Web Content (to remove stored images, scripts and other cached content) should both be check marked.
4. Click Clear.

1. Select Preferences from the Safari menu or hold down the Command key and the comma key at the same time (Command+,).
2. Go to the Privacy tab.
3. Click the Remove All Website Data button to remove all stored website data, or skip to step 5 to remove data on a site-by-site basis.
4. Click Remove Now to confirm. Note, as Safari warns you, this could log you out of sites and perhaps also change how they function. For example, instead of getting tailored ads on the site, you'll be served generic ones.
5. To remove stored data by site, click the Details button. 
6. Select the sites with stored data you want to remove. Hold down the Command key to select multiple sites.
7. Click Remove.
8. Click Done.

Alternatively, you can click the Remove All button to delete all of the sites' cookies and stored data. Safari will ask you to confirm your choice: