Note: You may still have to modify settings on your Gmail account, depending on whether you are using 2-step authentication or not, and whether you have enabled the highest level of access security or not. For example, try the following web address: https://www.google.com/settings/security/lesssecureapps10. Enter the above details.11. You should now be able to send a successful test email using the above instructions.
1. Sign into your email account at https://au.yahoo.com/
2. Click into your Account Info / Settings (click on your profile picture)
3. Click on "Account Security" on the left-hand side of the screen.
4. Scroll down to “This is how you sign in now”
5. Click on “Generate and manage app passwords”
6. Enter your app’s name – “Cashbook”
7. You will now be presented with an "app password" for your device as pictured.
8. Write this passcode down or copy it using your mouse / keyboard
9. Click "DONE"
10. Open Cashbook, navigate to Help>Email
11. You will be presented with the below screen.
12. Enter the above details.
13. You should now be able to send a successful test email using the above instructions.