You can stay on 3.x. The license on 3.x shows a watermark and a license key will hide it. New commercial licenses will still work for 3.x too, in case you’re un

You can stay on 3.x. The license on 3.x shows a watermark and a license key will hide it. New commercial licenses will still work for 3.x too, in case you’re unable to upgrade, though 4.x has only a few small breaking changes.