Answer
Go to Manage–>Export for Outlook.com and other services .. and the Contacts will get saved in . csv format on your PC. Now logout and re-login to but this time with the New Microsoft account credentials. Then click on ‘Start import’ –>Other and select the .
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Microsoft Lumia 535 – Weird Setup?
How can I change my Microsoft account in Lumia 535?Go to Manage–>Export for Outlook.com and other services .. and the Contacts will get saved in . csv format on your PC. Now logout and re-login to but this time with the New Microsoft account credentials. Then click on ‘Start import’ –>Other and select the .