Present participle; Past participle - fine-tuning - fine-tuned Present - fine-tune - fine-tune - fine-tunes - fine-tune - fine-tune - fine-tune Past - fine-tuned - fine-tuned - fine-tuned - fine-tuned - fine-tuned - fine-tuned Future - will fine-tune - will fine-tune - will fine-tune - will fine-tune - will fine-tune - will fine-tune Present conditional - would fine-tune - would fine-tune - would fine-tune - would fine-tune - would fine-tune - would fine-tune Present Perfect - have fine-tuned - have fine-tuned - has fine-tuned - have fine-tuned - have fine-tuned - have fine-tuned Past Perfect - had fine-tuned - had fine-tuned - had fine-tuned - had fine-tuned - had fine-tuned - had fine-tuned Future Perfect - will have fine-tuned - will have fine-tuned - will have fine-tuned - will have fine-tuned - will have fine-tuned - will have fine-tuned Past conditional - would have fine-tuned - would have fine-tuned - would have fine-tuned - would have fine-tuned - would have fine-tuned - would have fine-tuned Imperative - - - fine-tune - - - - - - - -