Simple steps to upload data from excel sheet to service now table. - GeekTechBlogs - Trending Tech Insights & Innovations
This blog will walk you through some simple steps you need to follow to import the data from a excel spreadsheet into your service now table.
Step1: Create the .XLS which matches the column names of your service now table.

.xls file with matching column names
Step2: Create an import set (System Import sets > Load Data)

create a import set

Successful creation of the import set (click on create transform map)
Step3: Create a transform map
Please provide the name of the target table
Click on “Auto map matching fields”
You will see that column names from the excel sheet is mapped to the columns in the target table.

Click on Transform

transform highlighted
Ensure that the selected map is the same that you just created

select import set and transform map
Click transform

successful completion of transform

verify the actual table data
https://geektechblogs.com/2022/03/30/simple-steps-to-upload-data-from-excel-sheet-to-service-now-table/