I want to update my app in the Google Play but this message opened. I deleted my keystore. What I can do for update the apk?
You uploaded an APK that is signed with a different certificate to your previous APKs. You must use the same certificate. Your existing APKs are signed with the certificate(s) with fingerprint(s):
[ SHA1: 30:36:E4:D2:CE:4F:3A:C9:66:93:EF:BB:67:B0:77:7A:6A:78:57:B6 ] and the certificate(s) used to sign the APK you uploaded have fingerprint(s): [ SHA1: 0F:91:AD:5A:76:D5:99:E5:F2:97:82:58:BA:16:18:75:A9:92:01:BB ]