You just need to update the onProgressChanged method as follows.
int yourStep = 25; public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { progress = ((int)Math.round(progress/yourStep ))*yourStep; seekBar.setProgress(progress); textview.setText(progress + ""); }
We hope for his help
UPD
I think in your xml you set android:max="100" for your SeekBar . But you need to set android:max="101" , because between points 0 and 100 = 101 .
just replace
android:max="100"
for
android:max="101"
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