Thank you for response. Seems there is some minor confusion. I had copied the logs in my previous comment in point #3 for the mounting of S3 Bucket. However I am posting again the same logs here -
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : Creating backend with remote "aws_s3:my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : Using config file from "C:\\rclone\\rclone.conf"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : aws_s3: detected overridden config - adding "{Dn7qA}" suffix to name
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : rclone: Version "v1.69.1" starting with parameters ["rclone.exe" "--no-console" "--config" "C:\\rclone\\rclone.conf" "mount" "aws_s3:my-test-s3-bucket" "D:\\Buckets\\my-test-s3-bucket" "--vfs-cache-mode" "full" "--dir-cache-time" "1m" "--dir-perms" "0777" "--file-perms" "0777" "--no-modtime" "--ignore-checksum" "--s3-no-check-bucket" "--log-level=DEBUG"]
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : fs cache: renaming cache item "aws_s3:my-test-s3-bucket" to be canonical "aws_s3{Dn7qA}:my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 INFO : S3 bucket my-test-s3-bucket: poll-interval is not supported by this remote
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache: root is "C:\\Users\\user-id\\AppData\\Local\\rclone"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache: data root is "\\\\?\\C:\\Users\\user-id\\AppData\\Local\\rclone\\vfs\\aws_s3{Dn7qA}\\my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache: metadata root is "\\\\?\\C:\\Users\\user-id\\AppData\\Local\\rclone\\vfsMeta\\aws_s3{Dn7qA}\\my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : Creating backend with remote ":local,encoding='Slash,LtGt,DoubleQuote,Colon,Question,Asterisk,Pipe,BackSlash,Ctl,RightSpace,RightPeriod,InvalidUtf8,Dot',links=false:C:/Users/user-id/AppData/Local/rclone/vfs/aws_s3{Dn7qA}/my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : :local: detected overridden config - adding "{R5KD5}" suffix to name
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,LtGt,DoubleQuote,Colon,Question,Asterisk,Pipe,BackSlash,Ctl,RightSpace,RightPeriod,InvalidUtf8,Dot',links=false:C:/Users/user-id/AppData/Local/rclone/vfs/aws_s3{Dn7qA}/my-test-s3-bucket" to be canonical ":local{R5KD5}://?/C:/Users/user-id/AppData/Local/rclone/vfs/aws_s3{Dn7qA}/my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : Creating backend with remote ":local,encoding='Slash,LtGt,DoubleQuote,Colon,Question,Asterisk,Pipe,BackSlash,Ctl,RightSpace,RightPeriod,InvalidUtf8,Dot',links=false:C:/Users/user-id/AppData/Local/rclone/vfsMeta/aws_s3{Dn7qA}/my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : :local: detected overridden config - adding "{R5KD5}" suffix to name
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,LtGt,DoubleQuote,Colon,Question,Asterisk,Pipe,BackSlash,Ctl,RightSpace,RightPeriod,InvalidUtf8,Dot',links=false:C:/Users/user-id/AppData/Local/rclone/vfsMeta/aws_s3{Dn7qA}/my-test-s3-bucket" to be canonical ":local{R5KD5}://?/C:/Users/user-id/AppData/Local/rclone/vfsMeta/aws_s3{Dn7qA}/my-test-s3-bucket"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item EC2-S3-4.txt not removed, freed 0 bytes
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item IAM_404.png not removed, freed 0 bytes
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : Network mode mounting is disabled
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : Mounting on "D:\\Buckets\\my-test-s3-bucket" ("aws_s3{Dn7qA} testing-cross-accn")
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: Mounting with options: ["-o" "attr_timeout=1" "-o" "uid=-1" "-o" "gid=-1" "--FileSystemName=rclone" "-o" "volname=aws_s3{Dn7qA} testing-cross-accn"]
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item S3-EC2-4.txt not removed, freed 0 bytes
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 INFO : EC2-S3-2.txt: vfs cache: removed cache file as Removing old cache file not in use
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : EC2-S3-2.txt: vfs cache: removed metadata from cache as Removing old cache file not in use
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 INFO : S3 bucket my-test-s3-bucket: vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item EC2-S3-2.txt was removed, freed 52 bytes
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 DEBUG : S3 bucket my-test-s3-bucket: vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item EC2-S3-3.txt not removed, freed 0 bytes
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:49 INFO : S3 bucket my-test-s3-bucket: vfs cache: cleaned: objects 4 (was 5) in use 0, to upload 0, uploading 0, total size 49.231Ki (was 49.282Ki)
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : S3 bucket my-test-s3-bucket: Init:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : S3 bucket my-test-s3-bucket: >Init:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Statfs:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Statfs: stat={Bsize:4096 Frsize:4096 Blocks:274877906944 Bfree:274877906944 Bavail:274877906944 Files:1000000000 Ffree:1000000000 Favail:0 Fsid:0 Flag:0 Namemax:255}, errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Readlink:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 ERROR : symlinks not supported without the --links flag: /
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Readlink: errc=-40, linkPath=""
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getxattr: name="non-existant-a11ec902d22f4ec49003af15282d3b00"
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getxattr: errc=-40, value=""
2025-04-10 10:34:52 [INFO] - The service rclone has been started.
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Statfs:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Statfs: stat={Bsize:4096 Frsize:4096 Blocks:274877906944 Bfree:274877906944 Bavail:274877906944 Files:1000000000 Ffree:1000000000 Favail:0 Fsid:0 Flag:0 Namemax:255}, errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /desktop.ini: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /desktop.ini: >Getattr: errc=-2
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Getattr: errc=0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Opendir:
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >OpenFile: fd=/ (r), err=<nil>
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Opendir: errc=0, fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: Releasedir: fh=0x0
2025-04-10 10:34:52 [INFO] - 2025/04/10 10:34:50 DEBUG : /: >Releasedir: errc=0