We have scheduled a series of maintenance downtimes throughout 2021 to improve our products and ensure our customers have the best experience possible. 

Product impact and customer experience may change during each of the planned windows; however, the date and timing will remain the same. Each window will be scheduled from 09:00  to 17:00 (09:00 a.m. to 05:00 p.m.) in Turkey Time Zone (UTC+03:00) on the following dates:


Month (2021)Date of Downtime
JanuaryNo planned downtime
FebruaryFebruary 20, 2021
MarchMarch 27, 2021
AprilApril 17, 2021
MayMay 22, 2021
JuneJune 19, 2021
JulyJuly 17, 2021
AugustAugust 7, 2021
SeptemberNo planned downtime
OctoberOctober 23, 2021
NovemberNovember 20, 2021
DecemberDecember 18, 2021 

P.s.: During these maintenance windows; users may experience log in issues, and get error messages while trying to access to the courses.