How can I directly upload documents for GST return filing if OTP issues persist?

In BUSY, we can upload sales, sales return, and credit/debit note data directly to the portal through the GSTR-1 Direct Upload option. 
 Please follow the below steps to upload GSTR 1 directly from BUSY to portal. 
 Step 1: Go to administration then configuration 
 Step 2: Then click on Features and option 
 Step 3: Select GST/VAT tab 
 Step 4: Mention GSTIN and GST portal username and then save the configuration 
 Step 5: Login GST portal 
 Step 6: Now Go to my profile section 
 Step 7: Click on Manage API access 
 Step 8: Click on YES and mention duration for same. 
 Step 9: Go to Display and select GST report 
 Step 10: Click on GST return 
 Step 11: Select GSTR-1 e return 
 Step 12: Proceed for Direct upload 
 Step 13: Mention date and check possible error 
 Step 14: Mention the OTP received on you registered mail id and mobile number. 
 Step 15: Upload the GSTR1 
 Note: BUSY does not have a provision for filing returns. Additionally, you can only upload GST returns from BUSY. For any OTP issues for filing return, it is recommended to contact the GST portal support for assistance in resolving the issue.