This really is how you set up Electrum wallet to Legacy. Now what if you want a nested SegWit wallet with addresses starting off with 3. Improved nonetheless cross-check your generated address by importing your freshly generated private crucial into geth (see The way to import a basic private key https://trentondavrm.theideasblog.com/27276441/manual-article-review-is-required-for-this-article