Compuserve 7
Compuserve 7 uses Gecko rendering engine but it is completely closed and does not allow installation of any addons. RoboForm works fine in Compuserve 6 and earlier.
Netscape 4
RoboForm does not work with Netscape 4.xx; it does not work with Netscape 3.xx and 2.xx either.
Opera
RoboForm does not work with the Opera browser.
Macintosh browsers
RoboForm does not work on Apple Macintosh.
MSN TV (WebTV) browser
RoboForm does not work on WebTV. WebTV is a set top box, so the program that it runs can be changed only by its manufacturer.
