Add Web TimeSheet to trusted site zone in Internet Explorer. Follow the steps given below,

  1. Copy the Web TimeSheet URL.
  2. Select 'Tools' > 'Internet Options' on the browser.
  3. Select the 'Security' tab and click on the 'Trusted site' icon.
  4. Click the 'Sites' button.
  5. Ensure 'Require server verification (https:) for all sites in this zone' is unchecked.
  6. Paste the Web TimeSheet URL in the 'Add this website to the zone:' section.
  7. Click the 'Add' button and then the 'Close' button.
  8. Set the 'Allowed levels for this zone: All' to 'Low'.
  9. Click the 'Custom Level' button.
  10. Scroll down to the 'Miscellaneous' category and ensure that the 'Access data sources across domains' is enabled.
  11. Continue scrolling down to the 'User Authentication' category and ensure that 'Automatic logon with current username and password' is enabled.
  12. Click 'OK' to complete the settings and again 'OK' to close the Internet Options window.
  13. Close all open browsers.
  14. Open a new browser and then try Logging into Web TimeSheet again.