# Source switching on PX4

**URL:** <https://discuss.px4.io/t/source-switching-on-px4/48953>\
**Category:** PX4 Autopilot\
**Created:** [May 12, 2026, 8:31am UTC](https://discuss.px4.io/t/source-switching-on-px4/48953 "2026-05-12T08:31:37Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Forbes](https://discuss.px4.io/user_avatar/discuss.px4.io/forbes/32/13970_2.png) [@Forbes](https://discuss.px4.io/u/Forbes)\
**Post date:** [May 12, 2026, 8:31am UTC](https://discuss.px4.io/t/source-switching-on-px4/48953/1 "2026-05-12T08:31:37Z")

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Hello. Is it possible to configure EKF2 to switch between different navigation sources similarly to how it is implemented in ArduPilot using the EK3\_SRC\* parameters?  
I would like to switch from GPS to External Vision during flight.

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**Author:** ![system](https://discuss.px4.io/uploads/default/original/3X/7/3/73ce918bdcd64854de904f0c8d9ab70ca9723f2a.png) [@system](https://discuss.px4.io/u/system)\
**Post date:** [August 10, 2026, 8:32am UTC](https://discuss.px4.io/t/source-switching-on-px4/48953/2 "2026-08-10T08:32:24Z")

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