Outlook is one of the best applications of Microsoft which is used to send or receive emails. Most of the Windows users use this application to send email because it has some advantages which differs it from other application. You can use outlook in offline and online both modes. Its depend on you that which mode you want to work. Work offline means that you have not connected to the internet. Outlook provide the facility to work on Offline mode and the email are saved in a folder and as you change the mode of the outlook as online all emails are sent to the destination. You can check that in which mode you are using the outlook. To do this go to the bottom of the Windows, it will show Working Offline. Unless you connect the internet of off offline mode you can’t send or receive email.
Process to turn off work offline mode in Microsoft Outlook 2010:-
If you want to turn off work offline mode in Microsoft outlook 2010 then you can do it easily. Click on Send/Receive and notice that the option “Work Offline” is highlighted or not. If it is highlighted then it means that you are offline so click on this option and remove the highlight. You can also turn off work offline mode in Microsoft Outlook 2013. It is compulsory to turn off work offline mode in Microsoft Outlook 2010 and 2013 or its earlier versions because it protect or restrict to connect to internet and without connecting to internet the email can’t be sent or received. The extension of Offline mode is .ost (outlook Data File) which is the copy of Exchange mailbox. When you online this is synchronized automatically and the mail sent to the destination but it depends on your setting because if you have set that the email sent automatically when internet is connected then it will work otherwise in offline mode it can’t sent mail.