Change WAV sample rate parameter without resampling
How to repair an audio file with corrupt sample rate parameter
Open the file with a Hex Editor like PS Pad Hex. The sample rate is in bytes 0x18 - 0x1b. Change it and save.
| sample rate | 0x18 | 0x19 | 0x1A | 0x1B |
| 8000 | 40 | 1F | 00 | 00 |
| 16000 | 80 | 3E | 00 | 00 |
| 22050 | 22 | 56 | 00 | 00 |
| 24000 | C0 | 5D | 00 | 00 |
| 32000 | 00 | 7D | 00 | 00 |
| 44100 | 44 | AC | 00 | 00 |
| 48000 | 80 | BB | 00 | 00 |
| 96000 | 00 | 77 | 01 | 00 |
| 192000 | 00 | EE | 02 | 00 |