Hello, thank you very much for your advice. I have done it and am sending the
result:
C:\Windows\System32>chkdsk c:
The type of the file system is NTFS.
Volume label is Acer.
WARNING! /F parameter not specified.
Running CHKDSK in read-only mode.
Stage 1: Examining basic file system structure ...
995072 file records processed.
File verification completed.
Phase duration (File record verification): 10.02 seconds.
24192 large file records processed.
Phase duration (Orphan file record recovery): 12.84 milliseconds.
0 bad file records processed.
Phase duration (Bad file record checking): 0.22 milliseconds.
Stage 2: Examining file name linkage ...
7093 reparse records processed.
1312652 index entries processed.
Index verification completed.
Phase duration (Index verification): 30.79 seconds.
0 unindexed files scanned.
Phase duration (Orphan reconnection): 4.34 seconds.
0 unindexed files recovered to lost and found.
Phase duration (Orphan recovery to lost and found): 0.68 milliseconds.
7093 reparse records processed.
Phase duration (Reparse point and Object ID verification): 63.39 milliseconds.
Stage 3: Examining security descriptors ...
Security descriptor verification completed.
Phase duration (Security descriptor verification): 53.43 milliseconds.
158791 data files processed.
Phase duration (Data attribute verification): 1.27 milliseconds.
CHKDSK is verifying Usn Journal...
41947984 USN bytes processed.
Usn Journal verification completed.
Phase duration (USN journal verification): 246.86 milliseconds.
The Volume Bitmap is incorrect.
Windows has checked the file system and found problems.
Please run chkdsk /scan to find the problems and queue them for repair.
999027711 KB total disk space.
799224460 KB in 610906 files.
430588 KB in 158792 indexes.
0 KB in bad sectors.
1145519 KB in use by the system.
65536 KB occupied by the log file.
198227144 KB available on disk.
4096 bytes in each allocation unit.
249756927 total allocation units on disk.
49556786 allocation units available on disk.
Total duration: 45.55 seconds (45550 ms).
C:\Windows\System32>
What should I do next, please?
Kind regards,
Karel
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