Here are the steps to getting your DNA from Ancestry:

Click this shortcut to log into your account.
Click on the person whose DNA you want to download.
Scroll to the bottom of the next page. Under "Download or delete", click Download DNA data.
Follow the rest of their instructions and wait for the email allowing you to download the DNA. You’ll get an email at the email address connected to your Ancestry account. It contains a link to download your DNA file and usually arrives in about 15 minutes but in some cases could take up to a few hours to receive the email.

Question 2

Downloading your 23andMe DNA

Accepted Answer

Here are the steps to getting your DNA from 23andMe:

Click this shortcut to log into your account.
Visit Download Raw Data page. Or, you can visit the page from your Account tab on top-right → ”Browse Raw Data” → “Download” too).
Scroll down and go to the “Request your raw data download” section. Opt-in consent, and click “Submit request”.
You will receive an email from 23andMe in a few minutes. Depending on timing, this could take longer than 10 minutes. Once you receive the email, download the raw DNA data file. It comes as a zip file. This will be the file you upload to Somaticode.