You can download the installer for FL Studio 9.1 from Tucows:
http://ns-tucows.tucows.com/files3/flst ... online.exe
http://www12.tucows.com/windows/files3/ ... online.exe
http://linkdotnet.tucows.com/files3/fls ... online.exe
http://tucows.ankara.edu.tr/files3/flst ... online.exe
http://download.cnet.com/FL-Studio/3000 ... 30774.html
No new regcode required.
Changelog : 9.1.0 (4/15/2010)
Fixed wrongly reported latency in Vocodex.
Fixed broken filter tool in envelope editor (in all plugins).
Fixed little bug in playlist "merge pattern clips".
Fixed crash in some rare cases when replacing & plugin that has an event being edited in a piano roll.
DirectWave: fixed loading old states saved with total recall
DirectWave: save wave files before saving the .dwp file
DirectWave: now responds to FL max polyphony value
DirectWave: no more drag and drop of foreign formats in DW Player
DirectWave: "Save program" now shows a dialog window if the filename isn't valid
DirectWave: minimize lock when loading of settings
DirectWave: update browser after saving a program or bank
Downloader: works correctly with unicode characters in filenames
FL ReWire: fixed crash when closing ProTools with FL loaded
FPC: show options menu when you click on the pad name label
FPC: selected layer is now remembered when window is hidden, shown and resized
FPC: fixed root path for loop files
Fruity Envelope Controller: small fix in envelope editor
Wrapper: adjusted pitch bend range selector
Wrapper: pitch bend range is now saved with other plugin options
Wrapper: rescan plugin properties adter loading settings
Wrapper: fixed freeze with Fruity Delay
Wrapper: re-implemented loop position calculation
Synthmaker: fixed a problem where SM windows could appear massively oversized after loading
Added "realtime" flag support (useful for hardware-supported plugins).
Browser's F5/F6 (or extra mouse buttons, or ENTER or middle click) now sends to the focused plugin (or the selected channel if there's none) (handy for testing files in effects).
Edison/Slicex: original sample filename now stored in states/projects (to remember the last file loaded).
MIDI import dialog doesn't show for MIDI files with only 1 track & 1 channel.
Right-clicking piano roll's channel selector brings the channel settings and plugin editor.
Added MP3 export to Edison.
Changed 'Select' to 'Replace' in effect plugin menu when there's already an effect loaded.
Improved tempo fitting dialog in playlist.
Edison: added "send to playlist as audio clip" shortcut button.
An empty name in the channel grouping edit now sends to the unsorted group.
Changed the method used by assisted PDC a little.
New "PDC for all tracks" helper for PDC.
Improved hovering of contiguous piano roll notes/playlist clips that are grouped or selected.
F2 in name editor cycles through random colors.
New Harmless synthesizer.
New Fruity Convolver effect.
Piano roll note color selector can show special color names for some generators.
Improved meters everywhere.
FPC: added "Show in browser" option to loop menu
Wrapper: added button to update plugin properties
Wrapper: indicate if note message is realtime or not (VST & VST3)
Wrapper: some more speed when copying interlaced to separated buffers and back
Wrapper: store plugin filename, use it to find the plugin when loading settings
Synthmaker: updated to version 1.1.7