Does anyone know how to open the case of a tp-link archer c4000 router? I have to get inside because there is a nut rattling around, and I need to retrieve it, or find out where it belongs before it s

I just bought an archer c4000, I have a 1008D switch I have had for about 1 year. I have been reading about Link Aggregation om my new router, and I was wondering if the throughput to my 1008D would i