Dial Yahoo Phone number for resolving mail problem. If phone call is not working properly send your request with voice messaging option. You will get immediate call by tech support engineers as the request will be stored in their data. Dial Yahoo customer service number to resolve the compatibility issues with Yahoo mail account. If the tab and other interactive features of yahoo are not working property with Google Chrome or Internet explorer, turn off the compatibility view feature of the account to fix the problem. User can install the new version of operating system like Google chrome and Internet explorer and restart the browser to the run the mail efficiently.