• Seasonal changes , are the time that pianos go out of tune the most
• Methods that you can identify to say that a piano is out of tune is, Tiny,Terrible, Off, Grows, Flat, Sharp, Nasty etc;
• One easy way is to play each individual note & hear how they sound. This is an easy method as your ear will tell you which notes sounds really bad
Note – But this do not mean fixing the notes that sounds bad is called tuning a piano.
This is because each note of the piano is directly & indirectly related to the keyboard of the piano.