住房贷款提前还清，如何修改住房贷款利息专项附加扣除？操作步骤

Group 1 - The article provides a step-by-step guide on how to modify housing loan interest deduction information through the Personal Income Tax APP after early repayment of a housing loan [6][10][11] - Users are instructed to log into the Personal Income Tax APP, navigate to the "Special Additional Deductions" section, and select "Housing Loan Interest" to confirm the deduction year [6][8] - The process includes modifying loan information, confirming details, and uploading necessary documentation to ensure accurate tax deductions [10][11][12] Group 2 - The article emphasizes the importance of updating the loan term in the system to reflect the actual repayment date if the loan is paid off early [10][11] - It outlines the need for users to provide proof of loan repayment and other relevant information to complete the modification process [10][11] - The article also mentions the availability of online assistance through the electronic tax bureau for users who may need help with the process [30][31][32]