Add Title and Alt tag to blogger images
Step 2: Select your blog.
Step 3: Click on New Post. you will find insert image option (See Below Screenshot).
Step 4: Click on Choose File Button, Select your image file and upload it.
Step 5: Once you upload it, click once on image you will find properties option.
Step 6: Click on Properties Option you will find both the field option for Title and Alt.
Step 7: Add at maximum 3 keywords related to your image characteristics in both the field, click on “ok” button, that set.
You have to add keywords to both of the field, and kept in mind that don’t use more than 3 to 4 keywords in it. it will help you to optimize your blogger post in search engines.