[Here briefly focus on Application letter to bank branch manager to change the signature for your account, your company account, or shareholder account for further transactions. You should show proper cause. You can modify this format as your requirement.]
Date…
Branch manager,
Bank/Institute name…
Branch Name…
Sub: Application to Change my Signature in Bank
Respected sir,
I would like to bring It to your knowledge that due to some security issue I have changed my signature on my ID and I would also like to change my signature for my bank account, I have submitted all the required documents along with this application. (Show your actual cause). Please consider it and give me a time slot to see you and perform all the formalities at the bank. Please process my request on an urgent basis as my 3 accounts are running in your bank and I have to draw money on weekly basis, looking forward to your response. Thanks.
From,
Name…
Address…
Contact no. and signature…