Choose equipment in the right order
Begin with a computer that can run your music software, a reliable pair of headphones and a microphone suitable for your room. An audio interface is useful when your microphone or monitoring setup requires one.
Spend according to the problem you need to solve. A more expensive microphone will not automatically fix traffic noise, a reflective room or poor recording technique.
Improve the room before upgrading gear
Soft furnishings, curtains and a sensible recording position can reduce distracting reflections. Record away from fans, windows and computer noise where possible.
Test the room by recording a few spoken lines and listening on headphones. Move the microphone and performer before purchasing acoustic products; small changes can make a meaningful difference.
Create a repeatable setup
Keep cables connected where practical, label folders and save a basic session template with your usual tracks and routing.
A repeatable setup reduces friction when inspiration arrives. Upgrade one item at a time and keep the old equipment until the replacement solves a clearly identified limitation.