Use a high-quality USB drive formatted to FAT32.
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Never run random executables or flash unknown .bin / .hex files unless you are certain they match your hardware revision — you can permanently brick the device. Use a high-quality USB drive formatted to FAT32
A: Generally no. Legitimate OEMs use .cab or .msi formats. Executable files inside .zip archives are the top vector for RedLine Stealer malware disguised as driver fixes. Only download from *.microsoft.com or *.lenovo.com domains. tphv553pc821 software download fixed