Dear sir,
Please send us your admin to check these issues.

@Note: To sure your information is safe, please put it in website information box.

Thanks

Dear sir,
Could you please send us your admin account and FTP in website information box to check these issues?

Thanks

Hello ,
Do you mean wordpress login and passwrod, or ftp informations ?

otherwise , Can we do this with remote access (like teamviewer), because i want see you working,
do you can be available at 19h GMT ?

Dear sir,
I need both of them, please send us in website information box, when we fix finishing, we will send you the guide to fix them.

Thanks.

Ok ,
You will find attached in 'site informations box' all informations requested

best regards

Dear sir,
1. I opened your site, and it works normally, not slow, load about 2-3s.
2. I added widgets in admin: Appearance-> Widget-> Top area please check again.
3. We don't have the authentication system, please provide more detail for it.
4. To change image size, you need change in Woocommerce-> Settings-> Product, then input image in product again.

Thanks.