Arduino Nano board uploading problem

Arduino: 1.8.9 (Windows 7), Board: "Arduino Nano, ATmega328P"

Sketch uses 3708 bytes (12%) of program storage space. Maximum is 30720 bytes.
Global variables use 362 bytes (17%) of dynamic memory, leaving 1686 bytes for local variables. Maximum is 2048 bytes.
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 1 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
Problem uploading to board. See Arduino Help Center for suggestions.
avrdude: stk500_getsync() attempt 2 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 3 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 4 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 5 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 6 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 7 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 8 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 9 of 10: not in sync: resp=0xb4
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0xb4

This report would have more information with
"Show verbose output during compilation"
option enabled in File -> Preferences.

Try the 'old boot loader 'option under tools → processor.

Same problem, though with Mac. Tried the old boot loader with no change in result.