Step 1: You are already connected with smsidea then download sms plugin and not connected then sign up our product after download. Open : - https://www.smsidea.co.in/ =>> Services => Tally SMS Plugin Step 2:After you are login our product.show menulist then click on Downloads then open list and select Tally Plugin.Name of SMS.tcp files find and copy then your tally erp9 or tally prime installed location paste this file. Step 3: open your tally prime and select F1 key = > TDL & Add-on. Step 4: Load selected td files startup yes after select sms.tcp path and enter. Step 4: Select Company or ALT + K and select Features or F11 Step : 5 SMS Features.Using SMS Services and Whatsapp Services. Step : 6 Configure SMS Services Step : 7 Set your own Customize text message and using $$Variable name$$ in Variable Text File. Step :8 Configure WhatsApp SMS Services Copy your app key in our whatsapp sms product. http://whatsapp.smsidea.com/ Step :9 Copy api key and paste APP Key box in Tally ERP 9 or TallyPrime. Step 10: Select voucher sms yes or no.Your Custimize sms set return Step 7.