A voter takes part in the mock e-voting exercise using an electronic voting machine at the Khanpur Govt Boys and Girls School polling centre in Narayanganj on Friday, Jan 14, 2022, two days before the mayoral election. Photo: Mahmud Zaman OviA voter takes part in the mock e-voting exercise using an electronic voting machine at the Khanpur Govt Boys and Girls School polling centre in Narayanganj on Friday, Jan 14, 2022, two days before the mayoral election. Photo: Mahmud Zaman OviAn e-voting trial using electronic voting machines is underway at the Khanpur Govt Boys and Girls School polling centre in Narayanganj on Friday, Jan 14, 2022, two days before the mayoral election. Photo: Mahmud Zaman OviAn e-voting trial using electronic voting machines is underway at the Khanpur Govt Boys and Girls School polling centre in Narayanganj on Friday, Jan 14, 2022, two days before the mayoral election. Photo: Mahmud Zaman OviAn e-voting trial, using two separate electronic voting machines (EVMs), is being held at every polling centre in Narayanganj ahead of the mayoral election. A woman partakes in the mock vote using the EVM at the Bar Academy polling centre on Friday, Jan 14, 2022. Photo: Mahmud Zaman OviAn e-voting trial, using two separate electronic voting machines (EVMs), is being held at every polling centre in Narayanganj ahead of the mayoral election. A woman partakes in the mock vote using the EVM at the Bar Academy polling centre on Friday, Jan 14, 2022. Photo: Mahmud Zaman Ovi