Have a good understanding of Zwiiky.com
Even though you have tried many means to restore your web browsers back to default one, but Zwiiky.com seems keep hijack your web browsers without asking permission. Zwiiky.com is type of web browser hijacker that can hijack the default search engine and search into its own domain. Once it gets attached with browsers, this hijacker will try to make some changes of the settings of browsers in the background. Once changes occur, you will find that your default browsers load in a strangely way. In the first side, you can see that your original homepage and search engine has been changed into Zwiiky.com and Zwiiky search.