Convert msp to psd Online: msp2psd

You can use Tom's Editor to easily convert images from
Microsoft Paint version 1 or 2 .MSP to Adobe Photoshop .PSD.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

MSP

Microsoft Paint version 1 or 2 is an image format with extension MSP.

PSD

PSD is in internal image format of Adobe Photoshop. It can store all the features offered by Photoshop, like layers and paths. Images can be compressed or not.