diff --git a/manually-change-battery-optimisation-setting-to-off.md b/manually-change-battery-optimisation-setting-to-off.md
index 384120a..ebf91b8 100644
--- a/manually-change-battery-optimisation-setting-to-off.md
+++ b/manually-change-battery-optimisation-setting-to-off.md
@@ -5,7 +5,7 @@ https://code.briarproject.org/briar/briar-mailbox/-/issues/122
 Steps to execute:
 
 - After the installation, the user is given the option to walk through the intro screens or skip them.  
-- At this point, and before proceeding any further, go to device Settings app and check whether the batter optimisation is set to On of Off. 
+- At this point, and before proceeding any further, go to device Settings app and check whether the battery optimisation is set to On of Off. 
 - Usually, it would be On. 
 - If it is ON, switch it to Off.
 - Go back to intro screens and walk through them.