I'll try to do better next time.

Meaning

A promise to improve.

Examples

• John: 'I'm sorry, I failed to complete my assignment on time.'
• Alice: '<b>I'll try to do better next time.</b> I'll be more organized.'
• John: '<b>I'll try to do better next time</b>. I'll pay closer attention.'
• Alice: 'I'm sorry for missing that important detail.'