You can try joining some online writing communities or forums. There are many where writers share their work and give feedback to each other for free. For example, Reddit has several writing - related subreddits.
Post it on writing forums or communities. Many fellow writers there are willing to offer feedback and suggestions. You'll get a variety of perspectives.
Online writing communities such as Wattpad or Reddit's writing - related subreddits. There are a large number of readers and writers who can give different perspectives. They can quickly point out what is engaging and what needs improvement in your story. For example, they might tell you if your dialogue sounds natural or if your story's pacing is off.
You could approach writing coaches or mentors. They have the expertise to give in-depth feedback and point out areas for improvement. Another option is to participate in writing contests where the judges' comments can be valuable feedback for your novel manuscript.
You could share your stories on online writing communities or forums. There are many dedicated platforms where fellow writers and readers offer feedback.
Try showing your short stories to friends or family who enjoy reading. They might offer some honest feedback. You could also submit to literary magazines that often provide editorial comments if your work is selected.
You might find good feedback on social media groups focused on writing. For example, Facebook groups specifically for writers or those on Twitter using relevant hashtags. The advantage is the wide range of perspectives you can get.
You could start by re-reading what you've written before and making some notes on where you want to go next. Or, share your idea with a friend and get their feedback to reignite your enthusiasm.
You could consider submitting your work to literary magazines or online writing communities. That can help you get noticed by a wider audience. Also, joining writing contests can be a great option to gain exposure.