Grammar fix
sync
keep devices/accounts matched up
to make two devices or accounts hold the same up-to-date information automatically
collocationB2common
Hear it in context
Notice where the phrase sounds natural.
My photos sync to the cloud, so they're on my laptop as well.
It won't sync — the new contacts aren't showing up on my phone.
Fix the pattern
One small grammar move makes it sound right.
Spelled 'sync', not 'synch'; don't say 'synchronise' in casual speech, just 'sync'.