The hard drive is usually secured in a caddy by several screws. To upgrade to a faster SSD, unscrew the caddy, slide the drive out of the SATA connector, and replace it.
If your system is losing its time and date settings, the CR2032 CMOS battery is located on the motherboard and can be popped out with a small flathead tool. acer aspire zc610 disassembly full
Before starting, ensure you have a clean, flat workspace and the right tools. The hard drive is usually secured in a