Posted by Jayce Ooi as How to
Most of the NAND Android ROMs for HTC HD2 support A2SD+ feature. A2SD+ helps to store applications and data at EXT3 partition on SD card. This is very useful for HTC HD2 which has only 512 MB of ROM. You will easily face out of internal disk storage issue if you don’t use A2SD+ supported Android ROM. EXT3 partition on SD card should solve low internal disk space issue.
You can use any method that you know to create EXT3 partition on SD card like using GParted Live. However, create EXT3 partition with ClockworkMod Recovery is easier. Follow this guide to install if you don’ have CWM yet – How to Install ClockworkMod Recovery v1.3 on HTC HD2? (Video).
Note – CWM will format and delete everything on your SD card when creating EXT3 partition. Remember to do a backup of your SD card first.
Step by Step Guide
Personally, I created 1024M EXT3 partition size on my SD card. Just select the EXT size that you think suitable on your SD card.