ROM

[disxboi]

can i flash my phone again and install a new ROM?

[orb3000]

can i flash my phone again and install a new ROM?

Yes you can
If you give more info about what device you have someone can point you to the right direction

[disxboi]

i have an htc touch pro, i flashed it today and installed a rom but im having troubles with the rom so i wanna flash it again and install a different rom =\