Sorry for the trouble, Richard.
Do you have any old version of AVG installed on your device? If so, please go to Control Panel -> Programs and Features -> Uninstall -> remove all AVG products and restart your device.
If you face any issues with uninstallation, refer this article: http://support.avg.com/SupportArticleView?urlname=How-to-troubleshoot-issues-after-upgrade-to-the-latest-AVG-antivirus-product to run AVG clear and remover tool. Note: Use AVG clear tool first.
Use this article: http://support.avg.com/SupportArticleView?urlname=Download-and-install-AVG-Performance or direct link: http://files-download.avg.com/inst/mp/AVG_Performance_803.exe to download and install AVG Tuneup Unlimited.
While attempting to download AVG Tune Up, my computer returns the message, " the signature of this file is corrupt or invalid". Similar cases?
Sorry for the trouble, Richard.
Do you have any old version of AVG installed on your device? If so, please go to Control Panel -> Programs and Features -> Uninstall -> remove all AVG products and restart your device.
If you face any issues with uninstallation, refer this article: http://support.avg.com/SupportArticleView?urlname=How-to-troubleshoot-issues-after-upgrade-to-the-latest-AVG-antivirus-product to run AVG clear and remover tool. Note: Use AVG clear tool first.
Use this article: http://support.avg.com/SupportArticleView?urlname=Download-and-install-AVG-Performance or direct link: http://files-download.avg.com/inst/mp/AVG_Performance_803.exe to download and install AVG Tuneup Unlimited.