Some people say that they have wifi problemsChangelogs:
Video recording is choppy.
Next Version Stock Ringtones, Alarm, Notifications not selectable 28.06.11 RC1v2: 179 Kernel Wifi indicator fix Fix BT when FMradio is started Fix FMradio APP Added 'ro.battery_light=true' in build.prop, true - enable BatteryLight while charging CIFS module. Widescreen photo. Some improvements in 3D.. Overclock configuration is automatically backuped and restored, if you install new version of rom. Fix zoom problem. Fix Secure login by wifi (MotoPortal, IE Only) Fixed exposure setting in camera app Fixed camera timestamps for green lens Cosmetic fix 'Scaling Range' & 'CPU Frequency Range' Fix camera timestamps for BAYER camera 04.06.11 RC0: fixes SMS troubles for Chinese users Fix 100% CPU usage. 1% step for battery Removed "factory reset" from settings. Removed reboot dialog. Latest CWM/Bootmenu New safe frequencies: 300-30 600-46 1000-58 Adobe flash HW. New Wifi. Speakerphone fix Pattern lock timeout (same as stock froyo) (author quarck 4pda) WVGA video recording for green camera (author vick33) Added NetworkMode in settings: GSM only, WCDMA only, GSM/WCDMA auto, GSM/WCDMA preferred Increase boot speed. Proximity workaround patch (author quarck 4pda) 13.05.11 Beta6: Fixed a problem waking device when switched off the lock screen. If you press the volume buttons and the headset button. issue #130 - Beta 5.1 Can't charge when shutdown! fix 2USB Storage icon Enables SIP on WIFI only - False Fix Autobrightness levels Fix camera frame drops. Maybe fix batt drain. Busybox 1.19 Increase of brightness Increase of brightness flashlight (High brightness) so as ledefy on max. Clockwork 126.96.36.199 Bootmenu 0.8 latest Android. Some small fixes 07.05.2011 Beta5.1: AGPS... Some fixes. New Update.zip 03.05.2011 Beta5: Added SIM Toolkit app Fm-Radio Re-Reworking sensors. Some changes in Wifi and Video codec's. Stock Torch APP/Widget. Update to 2.3.4 -> CM 7.1.0-RC0: - DSP Manager: equalizer presets AAC+ Maybe even have forgotten ... 29.04.2011 Beta4.1: Fix DroidWall/Iptables ( kang.project-voodoo.org/f/iptables-cm7-kang.zip ) Reworking Wifi. Update busybox to 1.19 - Disabled in beta4.1(issues #57) ) 720p Playback. http://forum.xda-developers.com/show...postcount=1526 - Disabled in beta4.1 Reworking Overlay & Codecs (No more proprietary) CM -> 7.0.2 AAC/WMA codec in the video now has hardware acceleration. (improvement 720p ) - Disabled in beta4.1 Added MotoPortal. GPS_fix2 included. basebandswitcher V3.1 multilanguage V0.1 included. Fix Auto-Brightness min_free_kbytes -> 4096 Fix red camera. 20.04.2011 Beta3: Fix Skype and some other programs. Fix Red Camera... thanks for solution to pabx Fix Headset button (issues #1) - Update.zip for beta2 GPS icon fix - (issues #4) - Update.zip for beta2 Fix double USB icon. Small fix for GPS(Searches faster satellite) Added Baseband Switcher. Fix Camcoder (big thanks to morpehus (4pda.ru)) Charging of battery with the phone off (issues #36) 17.04.2011 Beta2: Fix RIL. Fix APN's Fix Compass. Fix Opengl 2.0 Fix Live Wallpapers. The volume keys do not wake device 16.04.2011 Beta1: RIL Now Works! All sensors works GPS now Works Reworking Audio Rooted. Kernel from new 3.4.2-177 15.04.2011 Alpha2: Bluetooth now working for transfer files USB Fully working. Camera: Photo working with prewiev. FLASH working. Added more languages 2nd-init by default (unstable) Audio and DSP Manager now works G-Sensor(KXTF9), LM3530, AK8973. LED: All colors DSP: H264 Video 3D: Improve Performance Superuser added / not works correctly. 13.04.2011: First release for demostration work CM7 on Defy. (and not fake)
1. Flash froyo
2. Copy *.zip to sdcard
3. Reboot your device in BootMenu/ClockWork
4. WIPE (wipe data/factory reset + wipe cache partition)
5. Install the *zip
Read the full instruction from Quarx for proper installation at XDA-Developer.