Outlook 2010/2013. 

  1. Open Microsoft Outlook 2010 / 2013.
  2. In the home tab, click the Junk drop-down menu.
  3. Then click Junk Email Options.
  4. Navigate to the Safe Recipients tab.
  5. Click the Add button.
  6. Type in the email address (testlions@testlio.com) or domain (www.testlio.com) you want to whitelist, then click okay.

Outlook 2016

  1. Open the Exchange Admin Center.
  2. Click on Protection.
  3. Click on Spam Filter.
  4. Double click on Default.
  5. Click on Allow Lists.
  6. Under Allow Lists, click the + to add a new Email address (testlions@testlio.com).

Office 365

  1. Open the Exchange Admin Center.
  2. Click on Protection.
  3. Click on Spam Filter.
  4. Double click on Default.
  5. Click on Allow Lists.
  6. Under Allow Lists, click the + to add a new Email address (testlions@testlio.com). 

Yahoo! Mail

  1. Login to Yahoo! Mail and select settings by clicking on the ‘Settings’ icon
  2. Scroll down the menu and select ‘More settings’
  3. In the left-hand menu select 'Filters'
  4. Select 'Add new filters'
  5. Type a name for your filter - "Whitelist Website Testlio Alerts"
  6. Under 'Set rules', select 'From' as the rule and 'contains' as the criterion for the filter. The filter will be applied to any email that comes from an email address that contains the text you add
  7. Input the email address that you want to whitelist (testlions@testlio.com)
  8. Under 'Choose a folder to move to' select 'Inbox'. This ensures that all emails will arrive in the inbox and never be sent to spam
  9. Click save
  10. Once the filter has been successfully created, you can view it under 'Your Filters'

Gmail

  1. Select Actions from the toolbar at the top of the screen.
  2. Select Junk Email.
  3. Select Junk Email Options…
  4. Click the Safe Sender tab.
  5. Click Add.
  6. Type in the email address (testlions@testlio.com).
  7. Click OK.
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