Update README.MD

README.MD

@@ -48,7 +48,7 @@
 | Channel | Build Status | Downloads |
 | ---------------|--------------|-----------|
 | Stable | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/master?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/master) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.76.20/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.76.20) |
-| Prerelease | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/prerelease?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/develop) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.77.1/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.77.1) |
+| Preview | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/prerelease?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/develop) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.77.1/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.77.1) |
 | Nightly | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/nightly?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/develop) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.77.2-nb/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.77.2-nb) |
 
 ## Features