Choose the appropriate installer variant based on your phone model:

• The .sis files are for S60 1st and 2nd Edition based devices (e.g., Nokia 7650, Nokia 3650, Nokia 6260, Nokia 6600, Nokia 7610), and
• the .sisx files are for more recent devices (e.g., Nokia E61, Nokia E71, Nokia N95, Nokia N82, Nokia 5800 XpressMusic, Nokia E6, Nokia N8, Nokia C7, Nokia 701, Nokia 808 PureView).