原来的银行卡已暂停使用，我担心影响退税，如何在个税APP中换绑银行卡呢？操作步骤

Group 1 - The article discusses the operation guide for the individual income tax mobile app, focusing on the process of unbinding and binding bank cards for tax purposes [4][5][6]. - It emphasizes the importance of personal income tax special additional deductions, which include categories such as education, medical expenses, housing loan interest, and elderly care [12][24]. - The article outlines the specific conditions for the medical expense deduction, including a threshold of 15,000 yuan for out-of-pocket expenses and a maximum deduction limit of 80,000 yuan [13][24]. Group 2 - It explains that taxpayers can choose to deduct medical expenses incurred by themselves or their spouses, while expenses for minor children can be deducted by either parent [15][19]. - The article clarifies that medical expenses from private hospitals can be deducted if they are included in the medical insurance settlement system [21]. - It provides details on how to handle medical expenses that span across tax years, indicating that the deduction is based on the settlement date of the medical expenses [20].