By December, the MMRDA is aiming to begin the remaining stretch of commercial operations
The under-construction Metro Line 7 (Dahisar E-Andheri E) from the Western Express Highway and Line 2A (Dahisar-DN Nagar) from Link Road are both 98 percent complete. According to the Mumbai Metropolitan Region Development Authority (MMRDA), which is the project implementing authority for the two lines, it is planning to begin the trial runs by October this year. By December, the MMRDA is aiming to begin the remaining stretch of commercial operations.
https://www.freepressjournal.in/mumbai/mumbai-metro-line-7-and-2a-98-ready-trial-runs-to-commence-by-october
Source: The Free Press Journal