While the date of disposal of Windows 10 is approaching, h Microsoft has not yet made it clear which devices will be able to upgrade to Windows 10 Mobile and which will remain on Windows Phone 8.1.
There are some Lumia smartphones which the company has confirmed that they are compatible with Windows 10 Mobile.
Some were also announced by OEMs but Microsoft has not announced them yet minimum requirements for the upgrade.
But the WindowsMania.pl website is reported to have acquired a Qualcomm list showing compatible phones with the upcoming Windows 10 Mobile.
According to the table, if your Lumia smartphone is equipped with one of the listed Qualcomm chipsets, it is eligible to upgrade to Windows 10 Mobile.
See the list of chips supporting the upgrade