neur0n has just released a newer version for his famous (L)CFW 6.39 ME firmware :) This is compatible
with PSP-1000, PSP-2000, PSP-3000, and PSP-Go models (01g / 02g / 03g / 04g/05g / 07g / 09g);

Instructions included.

Quote:--History--

v9.8
-- Fixed a freeze bug when enter sleep with SpeedUpMs option is Enabled.
-- Added a Text color option in Recovery menu.

v9.7
-- Change CPU clock from 199/99 to 200/100.;
-- Update VshMenu. Now you can use translate text.
-- Fixed a ISO size when dump it through USB in XMB.

v9.4
-- Fixed a license error when execute resumed POPS game.(05g only)
-- Fixed a bug in POPS plugin when M2 card is not inserted.
-- Added a 166/83 CPU clock.

v9.3
-- Update version.txt loading. Now you can load txt from ms0:/seplugins/version.txt.

v9.2 quick fix
-- Fixed a bug when use categories_light plugin.
-- Fixed a bug when use cwcheat plugin.

v9.2
-- Fixed a bug when ISO open in XMB.
-- Added a PBOOT.PBP execute option.
-- Fixed a UMDdrive noise when enter sleep mode.
-- Update Plugin loading. Both ms0 and ef0 plugins are loaded in XMB.(05g only)

v9.1
-- Fixed a bug in sctrlKernelSetUserLevel.
-- Added a patch for leda which allow to use it from ef0:/.

v9
-- Fixed a bug in Official Static ELF loading.
-- Fixed a CPU clock in GAME mode.
-- Added a patch for 0x80020148 error.

v8
-- Fixed a ISO Parental Level.
-- Fixed a bug in OE driver(again).
-- Fixed a bug that failed to sleep when you change the CPU clock.
-- Added a page controll in RecoveryMenu»Plugin.
-- Updated UMD Video mount. Now you can play UMD video/audio without dummy UMD.

v7
-- Fixed a crash when useing Dark_AleX's LEDA.
-- Change the iso Parental Level from 5 to 1.
-- Increase plugin path character buffer in PluginManager from 32 to 64.

v6
-- Added RecoveryMode translate and custom font feature.
-- Added Gameboot Skip option.

v5
-- Added RecoveryMenu option in VshMenu.
-- Fixed OEdriver bug.

v4
-- Fixed a bug when enter suspend with VshMenu opened.
-- Fixed MEdriver bug.
-- Added BatteryConfig submenu in RecoveryMenu.
-- Added Speed up MS option(beta).

v3
-- Added ResetVSH in VshMenu.
-- Skipped sceLogo after exit RecoveryMenu.
-- Added "Make AutoBoot Battery" option in RecoveryMenu.

v2
-- Fixed freeze bug when try to connect to PSN.

v1
-- First release.
-- Fixed RecoveryMenu text.
-- Fixed ExtraMemory bug.
-- Changed NetworkUpdates default value.
-- Source code optimization.

Download:
6.39 ME-9.8
6.39 (L)ME-9.7

Source

Thanks for this.