To increase the size of Main, I have merged the Main(Encrypted APFS) with another APFS partition. But now it is showing the previous size and I am not able to use the added space (See the size of Drive and Partition).
/dev/disk0 (internal):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme 121.3 GB disk0
1: EFI EFI 314.6 MB disk0s1
2: Apple_HFS Rana 12.7 GB disk0s2
3: Apple_APFS Container disk1 12.7 GB disk0s3
4: Apple_APFS Container disk2 69.8 GB disk0s4
/dev/disk1 (synthesized):
#: TYPE NAME SIZE IDENTIFIER
0: APFS Container Scheme - +12.7 GB disk1
Physical Store disk0s3
1: APFS Volume Untitled 819.2 KB disk1s1
/dev/disk2 (synthesized):
#: TYPE NAME SIZE IDENTIFIER
0: APFS Container Scheme - +69.8 GB disk2
Physical Store disk0s4
1: APFS Volume Main 62.9 GB disk2s1
2: APFS Volume Preboot 43.4 MB disk2s2
3: APFS Volume Recovery 510.6 MB disk2s3
4: APFS Volume VM 1.1 GB disk2s4
