With a new Acer Aspire E 15 and Windows 10, the Sendto function would only default to Outlook. Messages would not send unless Outlook was open. Could not get the sendto option to use Mail10....

Same issue for me with a new Acer Aspire e 15. Installed Thunderbird and works perfectly on Thunderbird. The thing about Outlook for me is the files wouldn't send unless Outlook was open. Files send...