FIX docs

docs-src/docs/rx-database.md

@@ -106,7 +106,7 @@ const db2 = await createRxDatabase({
 
 ### hashFunction
 
-By default, RxDB will use `crypto.subtle.digest('SHA-256', data)` for hashing. If you need a different hash function or the `crypto.subtle` API is not supported in your JavaScript runtime, you can provide an own hash function instead. A hash function gets a string as inpput and returns a `Promise` that resolves a string.
+By default, RxDB will use `crypto.subtle.digest('SHA-256', data)` for hashing. If you need a different hash function or the `crypto.subtle` API is not supported in your JavaScript runtime, you can provide an own hash function instead. A hash function gets a string as input and returns a `Promise` that resolves a string.
 
 ```ts
 // example hash function that runs in plain JavaScript
@@ -120,6 +120,7 @@ const db = await createRxDatabase({
 });
 ```
 
+If you get the error message `TypeError: Cannot read properties of undefined (reading 'digest')` this likely means that you are neither running on `localhost` nor on `https` which is why your browser might not allow access to `crypto.subtle.digest`.
 
 ## Methods