Tesla MODEL X 2019 Owner's Manual page 162

Software Updates
become incompatible. Reverting to a previous
software version is not possible.
If the touchscreen displays a message
indicating that a software update was not
successfully completed, contact Tesla.
Charging
If Model X is charging when the software
update begins, charging stops. Charging
resumes automatically when the software
update is complete. If you are driving Model X
at the scheduled update time, the update is
canceled and you need to reschedule it.
Viewing Release Notes
When a software update is complete, learn
about the new features by reading the release
notes. To display release notes about your
current software version at any time touch the
Tesla "T" at the top center of the touchscreen,
then touch Release Notes. You can also
navigate to the Software tab to view the
release notes.
Tesla strongly recommends reading all release
notes. They may contain important safety
information or operating instructions
regarding your Model X.
Using the Touchscreen 161