HTC Touch User Manual page 21

To remove the back cover
Before installing the SIM card, battery, or storage card, you have to remove
the back cover.
1.
Make sure your device is turned off.
2.
Slide the back cover upward as shown in the following illustration.
To install the SIM card and microSD card
1.
Open the cover that houses the SIM and storage card slots. Use your
thumb or finger to detach both ends of the cover first and then flip
the cover open.
2.
Flip your device so that the touch screen faces upward.
3.
Hold open the slot cover with one hand.
Getting Started 21
Slot cover