When I signed up for this account, I saet the time zone ato Japan (UTC+9). When I signed up for this account, I set the time zone to Japan (UTC+9).

The past participle of sit is sat. This is not the case for set. Two different verbs. :) I would prefer the following phrasing: When I created this account, I set the time zone to Japan (UTC+9).

When I signed up for this account, I satw that the time zone atin Japan (was UTC+9). When I signed up for this account, I saw that the time zone in Japan was UTC+9.

I think this was what you were trying to say but was not sure.

When I signed up for this account, I saet my time zone ato Japan (UTC+9). When I signed up for this account, I set my time zone to Japan (UTC+9).

But my postingactual time is delayed 16 hour16 hours behind this. But my actual time is 16 hours behind this.

But I saw that my posting time iwas delayed by 16 hours. But I saw that my posting time was delayed by 16 hours.

But my posting timethe time for my post to appear is delayed by 16 hours. But the time for my post to appear is delayed by 16 hours.

(Would "My post was behind 16 hours." be better? ) (Would "My post was behind 16 hours." be better? )

I prefer what I've corrected it to or: But my actual time is 16 hours delayed from this.

(Would "My post was behind 16 hours." be better? ) (Would "My post was behind 16 hours." be better? )

Not necessarily!

Taking into account summerdaylight savings time, Iit might be at Los Angeles (UTC-8). Taking into account daylight savings time, it might be at Los Angeles (UTC-8).

Taking into account summer daylight savings time, Iit might beappear at Los Angeles time (UTC-8). Taking into account summer daylight savings time, it might appear at Los Angeles time (UTC-8).

I wonder if servicethis website's developer lives there and it would bthus it is the standardized. I wonder if this website's developer lives there and thus it is the standard.

I'm not sure if I've correctly understood what you are trying to say here.

I wonder if the service developer lives there and it would be standardized. I wonder if the service developer lives there and it would be standardized.

I wonder if servicthe developer lives there and it would be standardized. I wonder if the developer lives there.

I'm not worried if my posts are buried intounder other posts until now. I'm not worried if my posts are buried under other posts.

I'm no wasn't worried ifthat my posts awere buried intoby other posts until now. I wasn't worried that my posts were buried by other posts until now.

I'm not haven't been worried ifthat my posts arehave been buried intounder other posts until now. I haven't been worried that my posts have been buried under other posts until now.

I'm going to post here during an active time in America and other Western countries, wheren people are likely to correct my English. I'm going to post here during an active time in America and other Western countries, when people are likely to correct my English.

I'm going to post here during an active time in America and other Western countries, wheren people are highly active, so people are likely to correct my English. I'm going to post here during a time in America and other Western countries when people are highly active, so people are likely to correct my English.