No. For 2021+ models, Dell moved to BIOS Absolute persistence which blocks legacy DMI reads. Use wmic bios get serialnumber in Windows instead.
Note: If you are looking for a modern checksum tool (like MD5 or SHA-256), stop here. Dechk v2.1 is specific, old, and unsupported. download dechk v2.1
: Choose the directory containing your .chk files (usually found in the hidden C:\FOUND.000 folder). No. For 2021+ models