(Question Map via9 to 5 Google)
Pedro Segura Martin revealed on Twitter that some users found that the word "Smart Lock" on their lock screen interface had been renamed "Pixel Presence".
But after digging deeper, we find that this change is related to whether users are in the United States. Because in the System UI code of Android Q Beta 4, we see fields related to localization:
If in the United States, the system will execute the following code:
If in Canada, the system will execute the following code:
In short, in the English-based local language market, Android Q Beta 4's lock screen interface will show "unlock with Pixel Presence".
However, in the system setup application, the word Smart Lock still exists. In summary, renaming seems to be limited to the System UI level.
Whether Smart Lock will be renamed Pixel Presence when Android Q is officially released, and whether Pixel 4 will introduce new unlocking methods, are not yet known.