(1) At the Automatic Repair screen, click the "Advanced Options" button.
That should get to the "Choose an Option" screen.
(2) Click "Troubleshoot > Advanced Options > Command Prompt".
This reboots to a Command Prompt.
(3) Enter the following commands...
DiskPart <<<Open Diskpart
List Vol <<<List the volume letters
Exit <<<Exit DiskPart
Can you tell which letter is on your Windows partition? Then use it (instead of C:)...
DIR C:\Users /a<<<Show the user names
Do you see the user name that was renamed? Try renaming it back...
REN C:\Users\Susanta Susan <<<But use the letter you saw above
Close the Command Prompt, then click "Continue" to see whether Windows will boot. I hope that does it. Here is what it looked like for me, but I didn't do the REN (rename)...
Microsoft Windows [Version 10.0.19041.1]
(c) 2019 Microsoft Corporation. All rights reserved.
X:\windows\system32>DiskPart
Microsoft DiskPart version 10.0.19041.1
Copyright (C) Microsoft Corporation.
On computer: MININT-4CK8MLL
DISKPART> List Vol
Volume ### Ltr Label Fs Type Size Status Info
---------- --- ----------- ----- ---------- ------- --------- --------
Volume 0 D DVD-ROM 0 B No Media
Volume 1 C PCR Hard NTFS Partition 930 GB Healthy <<<Mine is still C: there
Volume 2 E WinRE 2004 NTFS Partition 847 MB Healthy
Volume 3 ESP FAT32 Partition 99 MB Healthy Hidden
DISKPART> Exit
Leaving DiskPart...
X:\windows\system32>DIR C:\Users /a<<<List the Users
Volume in drive C is PCR Hard
Volume Serial Number is F4D4-2928
Directory of c:\Users
07/09/2020 07:07 PM <DIR> .
07/09/2020 07:07 PM <DIR> ..
12/07/2019 01:30 AM <SYMLINKD> All Users [C:\ProgramData]
07/09/2020 07:55 PM <DIR> Default
12/07/2019 01:30 AM <JUNCTION> Default User [C:\Users\Default]
12/07/2019 01:12 AM 174 desktop.ini
07/26/2020 11:48 AM <DIR> pcrrc <<<My username showed up
07/09/2020 07:15 PM <DIR> Public
1 File(s) 174 bytes
7 Dir(s) 945,861,312,512 bytes free
X:\windows\system32>