Make sure the current Google account is a Blogger account.
If you haven't created any Project yet, click Create Project
Click Create Project
Then in the popup, you click New Project
Bấm New Project
Then enter the project name in the Project Name field. After that, click Create to create the project.
Enter the project name in the Project Name field
Once you have the project, you will grant it access to the Blogger API. You can click on this link to create it quickly.
Click Next
Click Next
Then click Enable.
Click Enable
After enabling, you need to create an OAuth consent screen. To create it, click on the link or select it from the menu.
Next, select User Type as External.
Select User Type as External
Then enter the information requested by Google. You only need to fill out the fields marked with an asterisk (*).
Continue by pressing Add or remove scopes
Nhấn Add or remove scopes
After clicking the Add or Remove Scopes button, type "Blogger API" in the Enter property name or value field and press Enter. Then check the box as shown in the image. After that, click the Update button.
Type "Blogger API" in the Enter property name or value field and press Enter. Then check the box as shown in the image. After that, click the Update button
On the consent screen, click Save and Continue.
Click Save and Continue
Then click Save and Continue.
Then click Save and Continue.
Click Back to Dashboard
Click Back to Dashboard
In the dashboard, click Publish app.
Click Publish app
Then click Confirm.
Click Confirm
After confirming the app, click on the menu, select Credentials, or you can use this link for quicker access.
Click on the menu, select Credentials
Select Create Credentials and then choose OAuth client ID.
Select Create Credentials and then choose OAuth client ID
On the OAuth client ID screen, select Application Type as Web Application.
Select Application Type as Web Application
Enter a name for the app; you can choose a custom name as desired.
Enter a name for the app
Next, scroll down to Authorized redirect URIs and select Add URI.