Könnten Sie bitte den Scanner benutzen und meinen Ausweis gleich scannen?

Könnten Sie is the more polite, softer form.

• Können Sie ...? = Can you ...?
• Könnten Sie ...? = Could you ...?

In German, Konjunktiv II forms like könnte / könnten are very commonly used for polite requests. So this sentence sounds respectful and appropriate in formal situations.

Because Sie here means the formal you.

German distinguishes between:

• du = informal you for one person
• ihr = informal you for more than one person
• Sie = formal you for one or more people

The formal Sie is always capitalized. That helps distinguish it from:

• sie = she
• sie = they

So Könnten Sie ...? tells you the speaker is addressing someone formally.

Because this is a yes/no question in German.

In a normal statement, the finite verb is usually in second position:

• Sie könnten den Scanner benutzen.

But in a yes/no question, the finite verb comes first:

• Könnten Sie den Scanner benutzen?

That is the normal German word order for a question like Could you ...?

Because they are infinitives depending on the modal verb könnten.

With modal verbs such as:

• können
• müssen
• wollen
• dürfen
• sollen

the main verb usually appears as a bare infinitive at the end of the clause.

So:

• Sie könnten den Scanner benutzen.

Here there are two infinitives joined by und:

• den Scanner benutzen
• meinen Ausweis gleich scannen

Both belong to könnten, so they stay toward the end.

Because modal verbs take a bare infinitive, not a zu-infinitive.

So you say:

• Ich kann kommen.
• Sie könnten den Scanner benutzen.

Not:

• Ich kann zu kommen.
• Sie könnten den Scanner zu benutzen.

German uses zu with many other structures, but not after modal verbs like können.

Because Scanner is the direct object of benutzen, so it must be in the accusative case.

Scanner is a masculine noun:

• nominative: der Scanner
• accusative: den Scanner

So:

• der Scanner = the scanner as subject
• den Scanner = the scanner as direct object

In this sentence, the person is being asked to use the scanner, so Scanner is the object.

For the same reason: Ausweis is also a direct object, so it is in the accusative.

Ausweis is masculine:

• nominative: mein Ausweis
• accusative: meinen Ausweis

So:

• Mein Ausweis ist hier. = subject
• Könnten Sie meinen Ausweis scannen? = object

The ending -en on meinen shows masculine accusative.

Here gleich means something like:

• right away
• immediately
• in a moment
• while you’re at it

It does not mean equal here.

German gleich has several meanings depending on context. In this sentence, it adds the idea that the scanning should happen promptly or at once.

Bitte is quite flexible in German. In this sentence, it softens the request and makes it polite.

You can often place it in different positions, for example:

• Könnten Sie bitte den Scanner benutzen ...
• Könnten Sie den Scanner bitte benutzen ...
• Könnten Sie bitte meinen Ausweis scannen?

All of these can sound natural, though some may feel slightly more natural than others depending on rhythm and emphasis.

In your sentence, bitte comes early, right after Sie, which is a very common placement in polite requests.

It can feel slightly repetitive from an English-speaking perspective, because if you scan something, you are obviously using a scanner.

But the sentence can still be natural because the two parts do slightly different jobs:

• den Scanner benutzen = use the scanner
• meinen Ausweis scannen = scan my ID

So the first part names the device/action setup, and the second part says exactly what should be scanned.

In many contexts, though, a shorter version would also work:

• Könnten Sie bitte meinen Ausweis gleich scannen?

That sounds more direct and less repetitive.

Yes. Scannen is a normal modern German verb borrowed from English, and it is very common.

Examples:

• Ich scanne das Dokument.
• Kannst du das bitte scannen?

You may also see einscannen, which often means to scan in.

Typical forms:

• infinitive: scannen
• past participle: gescannt

So this is standard everyday German, especially in office or technical contexts.

Ausweis is a general word for an ID document or identification card.

Depending on context, it could refer to things like:

• an ID card
• a residence permit card
• an employee ID
• another form of official identification

It does not automatically mean passport. If you specifically mean passport, German usually says Reisepass.

So Ausweis is broader than just one specific English word.

Yes, the sentence is clearly formal because it uses Sie.

An informal version to one person would be:

• Könntest du bitte den Scanner benutzen und meinen Ausweis gleich scannen?

Changes:

• Sie → du
• könnten → könntest

This would be used with a friend, family member, close colleague, or someone you are on informal terms with.

Yes. A shorter version many speakers would naturally use is:

• Könnten Sie bitte meinen Ausweis gleich scannen?

That already contains the main idea, because scannen usually implies using a scanner.

The longer version is not wrong, but it may sound a little more explicit than necessary. Whether that is good or not depends on context. If the speaker wants to be very clear about the device and the action, the longer wording can make sense.