Choose one specific target
A short session works best when the goal is narrow. Instead of practicing guitar in general, choose a transition that arrives late, a muted note in one shape, or a strumming pattern that breaks when you sing. Begin with a brief relaxed warmup and check tuning. Play the target once at a comfortable speed and describe the problem in a sentence. This baseline prevents the session from drifting into familiar chords that feel pleasant but do not address the obstacle in the song.
Spend the middle on a controlled exercise
Use several minutes to isolate the movement. For a late chord, count four beats per shape and arrive on the next downbeat. For a muted note, pick strings individually and adjust one finger at a time. For rhythm coordination, mute the strings and speak the vocal pattern over the hand motion. Keep the exercise easy enough to repeat accurately and take brief releases between attempts. More force and faster repetition are not substitutes for understanding which part of the movement needs to change.
Finish inside the music
Use the final minutes to play a short phrase containing the target, including a lead in and an exit. Follow your checked AudioChords progression if that helps you stay oriented, but look away for one attempt to test memory. Record a final pass and compare it with the initial problem. Note one concrete result, such as a cleaner first string or three on-time changes, and one next step. You do not need to solve the whole song in ten minutes. A session succeeds when it leaves one small part more reliable and gives the next session a clear place to begin.