You can modify stock SIPs by following these steps:
Kite app
- Tap on Orders.
- Tap on SIP.
- Tap on the SIP that is to be modified.
- Tap on Edit and make the required changes.
- Swipe the Save button.
Kite web
- Click on Order and then on SIP.
- Click on Options.
- Click on Edit and make the required changes.
- Click on Save.
If you pause a SIP, your orders will not go through from the next scheduled date unless you resume it.