"I downgraded from v5.9.0 to v5.7.0 to fix Virtual Desktop stutter. Used the fastboot method. Lost all my saves but my latency dropped from 45ms to 28ms. Worth it."
As of late 2024 through 2025, there is that can bypass AVB on a standard retail Pico 4 without physical hardware modifications (which are complex and dangerous).
before flashing. If the file size is not exactly 2.4GB to 3.1GB, delete it.
Some users report bugs like "double vision" or tracking lag after moving to a newer firmware version. The "Offline Update" Alternative
Since Pico doesn't host an archive of old firmware, you will need to source the "Offline Update" zip files.
Yes. Just enable Wi-Fi and check for system updates, or sideload the newer OTA.