C:\Windows\system32>chkdsk /r F:
The type of the file system is NTFS.
Volume label is Studie.

Stage 1: Examining basic file system structure ...
  68608 file records processed.
File verification completed.
 Phase duration (File record verification): 1.03 seconds.
  1 large file records processed.
 Phase duration (Orphan file record recovery): 0.00 milliseconds.
  0 bad file records processed.
 Phase duration (Bad file record checking): 1.19 milliseconds.

Stage 2: Examining file name linkage ...
Deleting an index entry from index $O of file 19.
  2 reparse records processed.
Deleting index entry sk.pak in index $I30 of file 184F.
Deleting index entry [redacted] in index $I30 of file 10963.
Deleting index entry [redacted] in index $I30 of file 10963.
  74638 index entries processed.
Index verification completed.
 Phase duration (Index verification): 28.35 seconds.
CHKDSK is scanning unindexed files for reconnect to their original directory.
Recovering orphaned file S-1-5-~1 (180F) into directory file 247C.
Recovering orphaned file S-1-5-21-129003018-3165709370-970975752-1001 (180F) into directory file 247C.
Recovering orphaned file tracking.log (1819) into directory file 24.
Recovering orphaned file SOLIDW~1 (181A) into directory file 5.
Recovering orphaned file Solidworks (181A) into directory file 5.
Recovering orphaned file Solidworks.txt (1FDC) into directory file 1FD8.
Recovering orphaned file [redacted] (1062E) into directory file 2098.
Recovering orphaned file MAINAS~1 (1062E) into directory file 2098.
Recovering orphaned file 20211214 (107BD) into directory file 2384.
  7 unindexed files scanned.
Recovering orphaned file 202112~1 (10963) into directory file 2384.
Skipping further messages about recovering orphans.
  7 unindexed files recovered to original directory.
 Phase duration (Orphan reconnection): 0.00 milliseconds.
  0 unindexed files recovered to lost and found.
 Phase duration (Orphan recovery to lost and found): 3.17 milliseconds.
  2 reparse records processed.
 Phase duration (Reparse point and Object ID verification): 3.82 milliseconds.

Stage 3: Examining security descriptors ...
Repairing the security file record segment.
Deleting an index entry with Id 113 from index $SII of file 9.
Deleting an index entry with Id 114 from index $SII of file 9.
Deleting an index entry with Id 115 from index $SII of file 9.
Deleting an index entry with Id 116 from index $SII of file 9.
Deleting an index entry with Id 117 from index $SII of file 9.
Deleting an index entry with Id 118 from index $SII of file 9.
Deleting an index entry with Id 119 from index $SII of file 9.
Deleting an index entry with Id 11A from index $SII of file 9.
Deleting an index entry with Id 11B from index $SII of file 9.
Deleting an index entry with Id 11C from index $SII of file 9.
Deleting an index entry with Id 11D from index $SII of file 9.
Deleting an index entry with Id 11D from index $SDH of file 9.
Deleting an index entry with Id 118 from index $SDH of file 9.
Deleting an index entry with Id 11B from index $SDH of file 9.
Deleting an index entry with Id 11A from index $SDH of file 9.
Deleting an index entry with Id 117 from index $SDH of file 9.
Deleting an index entry with Id 11C from index $SDH of file 9.
Deleting an index entry with Id 113 from index $SDH of file 9.
Deleting an index entry with Id 119 from index $SDH of file 9.
Deleting an index entry with Id 114 from index $SDH of file 9.
Deleting an index entry with Id 116 from index $SDH of file 9.
Deleting an index entry with Id 115 from index $SDH of file 9.
Replacing invalid security id with default security id for file 180F.
Replacing invalid security id with default security id for file 1811.
Replacing invalid security id with default security id for file 1819.
Creating default security descriptor for undefined security ID 115.
Creating default security descriptor for undefined security ID 117.
Creating default security descriptor for undefined security ID 119.
Creating default security descriptor for undefined security ID 11A.
Creating default security descriptor for undefined security ID 11B.
Cleaning up 6 unused index entries from index $SII of file 9.
Cleaning up 6 unused index entries from index $SDH of file 9.
Cleaning up 6 unused security descriptors.
Security descriptor verification completed.
 Phase duration (Security descriptor verification): 96.22 milliseconds.
  3015 data files processed.
 Phase duration (Data attribute verification): 0.56 milliseconds.

Stage 4: Looking for bad clusters in user file data ...
  68592 files processed.
File data verification completed.
 Phase duration (User file recovery): 4.31 minutes.

Stage 5: Looking for bad, free clusters ...
  235905893 free clusters processed.
Free space verification is complete.
 Phase duration (Free space recovery): 0.00 milliseconds.
CHKDSK discovered free space marked as allocated in the
master file table (MFT) bitmap.
CHKDSK discovered free space marked as allocated in the volume bitmap.

Windows has made corrections to the file system.
No further action is required.

 976760831 KB total disk space.
  32943784 KB in 65221 files.
     29092 KB in 3017 indexes.
         0 KB in bad sectors.
    164379 KB in use by the system.
     65536 KB occupied by the log file.
 943623576 KB available on disk.

      4096 bytes in each allocation unit.
 244190207 total allocation units on disk.
 235905894 allocation units available on disk.
Total duration: 4.81 minutes (288659 ms).

C:\Windows\system32>