Right click the image you wish to download and then select the option "Save image as." Then you can select the folder where you'd like to save the image and give it a name.
InShot is a video editing app available to install for mobile devices. You can get it for free from the app store but some features require you to pay money....
Google Earth no longer accepts nor uses user-generated buildings. The old ones are still available through 3D warehouse, but I don't know there's an option to download a few blocks...
The package size is 6.08GB, so a 1 MB/s, it will take about 14 hours and 30 minutes. However, you can continue to do other things in the background, but...
