To activate block mode, press and hold down CTRLand move the mouse while pressing the left or right button. You will see a frame with translucent filling. As soon as you release the mouse button, all the cells that have been highlighted will be colored as selected, or marked with crosses if you right-clicked them initially.
50%
4.5
167
428
1h.20m.
x6
1
50 x 50
11 x 10
2013-08-18 00:00
2013-08-17 20:33
2
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And the decision too much. Thank you, belko61!!! 
2018-07-10 13:09
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