How to Change Microsoft Edge Startup Page in Windows 10
Microsoft Edge is a new web browser that is available across the Windows 10 device family. It is designed for Windows 10 to be faster, safer, and compatible with the modern Web.
The startup web page is the web page that will open by default at the startup of Microsoft Edge.
This tutorial will show you how to change the startup page of Microsoft Edge to what you like for your user account in Windows 10.

Note
The startup page of Microsoft Edge is stored in the DWORD and binary values in the registry keys located below.
You can export them as a .reg file, and only merge the .reg file on the same PC. Merging the .reg file that was exported from one PC will not work on any other PC.
Code:
HKEY_CURRENT_USER\SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Protected - It is a violation of Windows Policy to modify. See aka.ms/browserpolicy
ProtectedHomepages - Binary value
Code:
HKEY_CURRENT_USER\SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ContinuousBrowsing
Enabled - DWORD
EXAMPLE: Microsoft Edge Start page

Here's How:
1. Open the Microsoft Edge app.
2. Click/tap on the Settings and more (Alt+X) button, and click/tap on Settings. (see screenshot below)
3. Do step 4 (start page), step 5 (new tab page), step 6 (previous pages), or step 7 (specific page(s)) below for what you want Microsoft Edge to open with.
4. To Open Microsoft Edge with the Start page
A) Click/tap on
General on the left side, select
Start page in the
Open Microsoft Edge with drop down menu on the right side, and go to
step 8 below. (see screenshot below)

5. To Open Microsoft Edge with the New tab page
This would be the new tab page below.

A) Click/tap on
General on the left side, select
New tab page in the
Open Microsoft Edge with drop down menu on the right side, and go to
step 8 below. (see screenshot below)

6. To Open Microsoft Edge with with your Previous pages
This would open the previous tabs that you had open when you closed Microsoft Edge last.
A) Click/tap on
General on the left side, select
Previous pages in the
Open Microsoft Edge with drop down menu on the right side, and go to
step 8 below. (see screenshot below)

7. To Open Microsoft Edge with Specific Page or Pages of Your Choice
A) Click/tap on
General on the left side, select
A specific page or pages in the
Open Microsoft Edge with drop down menu on the right side. (see screenshot below)
B) Enter a URL you want, and click/tap on the
Save (floppy disc) icon. (see screenshot below)
C) To
add more pages, click/tap on the
+ Add new page link, enter a URL, and click/tap on the
Save (floppy disc) icon. (see screenshot below and above)
D) To
remove a page, click/tap on the
X of a listed page. (see screenshot below)
E) To
edit the URL of a page, click/tap on the edit (pencil) icon, edit the URL, and click/tap on the
Save (floppy disc) icon . (see screenshot below and above)
F) When finished, go to
step 8 below.

8. When finished, you can click/tap anywhere on the web page in Microsoft Edge to close settings.
That's it,
Shawn