Om du vill skriva ut bekräftelsen, kan du göra det hemma i kväll.

Here om means if:

• Om du vill ... = If you want ...

It introduces a condition. In other contexts, om can also mean about, but not in this sentence.

Because om du vill skriva ut bekräftelsen is a subordinate clause.

In Swedish subordinate clauses, the normal order is usually:

• subject + verb
• so: du vill

Compare:

• Om du vill skriva ut bekräftelsen ... = subordinate clause
• Vill du skriva ut bekräftelsen? = main clause question

So du vill is correct here because it is not a direct question.

Because vilja is followed by the bare infinitive in Swedish.

So you say:

• vill skriva
• kan göra
• måste gå

not:

• vill att skriva
• kan att göra

So vill skriva ut is the normal pattern.

Skriva ut is a particle verb meaning print out.

It is made of:

• skriva = write
• ut = out

Together, skriva ut means to print out.

This is very common in Swedish: a verb plus a particle forms a new meaning.

Examples:

• skriva ut dokumentet = print out the document
• Jag skriver ut det nu = I’m printing it out now

So even though English often uses a single verb like print, Swedish often uses a particle verb.

Bekräftelsen is the definite singular form of bekräftelse.

• en bekräftelse = a confirmation
• bekräftelsen = the confirmation

In Swedish, the idea of the is often added as an ending to the noun instead of as a separate word.

So:

• bekräftelse → bekräftelsen

The comma separates the if-clause from the main clause:

• Om du vill skriva ut bekräftelsen, kan du göra det hemma i kväll.

In Swedish, this comma is often used for clarity, especially when a subordinate clause comes first. In modern Swedish, it can sometimes be optional, but many writers still use it here because it makes the sentence easier to read.

This is because of Swedish V2 word order in main clauses.

Swedish main clauses usually put the finite verb in the second position.

Here, the first position is already taken by the whole opening clause:

• Om du vill skriva ut bekräftelsen

So in the main clause, the verb must come next:

• kan = second position
• du = after the verb

That gives:

• Om du vill skriva ut bekräftelsen, kan du göra det ...

Compare:

• Du kan göra det hemma i kväll. = normal main clause
• I kväll kan du göra det hemma. = time phrase first, so verb still comes second
• Om du vill skriva ut bekräftelsen, kan du göra det hemma i kväll. = subordinate clause first, then verb

Det refers to the whole action mentioned earlier:

• skriva ut bekräftelsen = print out the confirmation

So:

• kan du göra det = you can do that / you can do it

Instead of repeating skriva ut bekräftelsen, Swedish uses det. This is very natural and common.

You could think of it as:

• If you want to print out the confirmation, you can do it at home tonight.

Because hemma means at home (location), while hem often means home or to home/homeward.

Here the meaning is a location, so Swedish uses hemma:

• göra det hemma = do it at home

Compare:

• Jag är hemma. = I am at home.
• Jag går hem. = I am going home.

So the sentence uses hemma because the action happens there.

Yes, both i kväll and ikväll are accepted.

They mean the same thing:

• i kväll
• ikväll

The two-word version can feel a little more formal or traditional in writing, but both are normal. So this sentence could also be written with ikväll.

Here kan is not mainly about physical ability. It is more like a practical possibility or a suggestion:

• kan du göra det hemma i kväll = you can do it at home tonight

In context, it sounds like:

• that is an option available to you
• that would work

So it is softer and more helpful than just stating raw ability.