Unable to uninstall AVG

Hello Sharon, please click this link http://avgread.me/1bsCjtC and follow the instructions to re-install your AVG Internet Security program. Thank you.

I would like to uninstall the AVG and reinstall back due to computer breakdown.  But, there is an error occured where i cannot scan the computer eventhough i had reactivate the license no : IMZM3-6UIY6-923MR-QMWIW-DM7RX-G.  AVG version : 2014.0.4800  .  Operating system : Microsoft(R) 7 (32-bit) No Service Pack.

This product uses:
libtar, Copyright (c) 1998-2003 University of Illinois Board of Trustees, Copyright (c) 1998-2003 Mark D. Roth, All rights reserved.
MD4 and MD5 Message-Digest Algorithm, Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All rights reserved.
Mailshell SpamCompiler, Copyright (c) 2006 Mailshell
For additional third-party resources available in compliance with third-party license requirements, please visit https://share.avg.com/3rd_party/

Hello Sharon, please click this link http://avgread.me/1bsCjtC and follow the instructions to re-install your AVG Internet Security program. Thank you.