Check and make sure you have all the correct plugins and even other browsers: Google Chrome, FireFox, Adobe Flash, Java, and Adobe Reader.
Use https://ninite.com/ to download any browser/plugin among other things as well.
Click the checkbox next to all all the apps you want to download.
You can learn more about a program by hovering your cursor over it.
In the above example is the update for Java and the information when the cursor is hovered over it.
Click Get Installer and run it.
Follow the prompts to download and install the apps you are downloading.
Note: Ninite will not install unnecessary items. Other sites may try to install tool bars and other software you may not want. Make sure that you do not install unwanted items when the installer asks you to.